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	<id>https://cof.canolfanuwchgwyrfai.cymru/index.php?action=history&amp;feed=atom&amp;title=Chwarel_Fronheulog</id>
	<title>Chwarel Fronheulog - Hanes golygu</title>
	<link rel="self" type="application/atom+xml" href="https://cof.canolfanuwchgwyrfai.cymru/index.php?action=history&amp;feed=atom&amp;title=Chwarel_Fronheulog"/>
	<link rel="alternate" type="text/html" href="https://cof.canolfanuwchgwyrfai.cymru/index.php?title=Chwarel_Fronheulog&amp;action=history"/>
	<updated>2026-05-06T14:29:32Z</updated>
	<subtitle>Hanes diwygio&#039;r dudalen hon ar y wici</subtitle>
	<generator>MediaWiki 1.43.1</generator>
	<entry>
		<id>https://cof.canolfanuwchgwyrfai.cymru/index.php?title=Chwarel_Fronheulog&amp;diff=12969&amp;oldid=prev</id>
		<title>Cyfaill Eben am 15:49, 20 Chwefror 2022</title>
		<link rel="alternate" type="text/html" href="https://cof.canolfanuwchgwyrfai.cymru/index.php?title=Chwarel_Fronheulog&amp;diff=12969&amp;oldid=prev"/>
		<updated>2022-02-20T15:49:39Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;cy&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Fersiwn hŷn&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Fersiwn yn ôl 16:49, 20 Chwefror 2022&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l1&quot;&gt;Llinell 1:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Llinell 1:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Chwarel lechi &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;bychan &lt;/del&gt;oedd &#039;&#039;&#039;Fronheulog&#039;&#039;&#039;, (neu &#039;&#039;&#039;Fronlog&#039;&#039;&#039; fel y&#039;i sillefir weithiau) ger [[Tan&#039;rallt]].(SH 489519).&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Chwarel lechi &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;fechan &lt;/ins&gt;oedd &#039;&#039;&#039;Fronheulog&#039;&#039;&#039;, (neu &#039;&#039;&#039;Fronlog&#039;&#039;&#039; fel y&#039;i sillefir weithiau) ger [[Tan&#039;rallt]].(SH 489519).&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Twll &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;cymarol &lt;/del&gt;fychan oedd &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;y man yma&lt;/del&gt;, a chredir &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;iddi ddyddio o&lt;/del&gt;&#039;r 1840au. Ar ôl cyfnod segur, fe&#039;i hailagorwyd ym 1866 gan [[William Turner]] a&#039;i gwmni, a 7 mlynedd yn ddiweddarach roedd 12 o ddynion yn &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;gwithio &lt;/del&gt;yno. Ar ei chyfnod prysuraf, ffurfiwyd cwmni newydd, Cwmni Cyfyngedig Chwarel &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Llechi &lt;/del&gt;Fronheulog Newydd gan gynhyrchu 1,642 tunnell o lechi a chyflogi 98 o weithwyr ym 1882. Wedi hynny, tueddwyd i alw&#039;r chwarel yn chwarel Fronheulog Newydd neu Fronlog Newydd, ac &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;arferai &lt;/del&gt;hefyd sillafu enw&#039;r chwarel efo&#039;r llythyren &#039;V&#039;. Arferai yrru&#039;r llechi at y cwsmeriaid ar hyd tramffordd, sef [[Rheilffordd Chwareli Llechi Sir Gaernarfon]] a &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;gysylltodd &lt;/del&gt;â [[Cangen reilffordd Nantlle|changen Nantlle]] ger [[Pant Du]].&amp;lt;ref&amp;gt;Jean Lindsay, &#039;&#039;A History of the North Wales Slate Industry’’, (Newton Abbot, 1974), t. 319.&amp;lt;/ref&amp;gt;&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Twll &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;cymharol &lt;/ins&gt;fychan oedd &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;yno&lt;/ins&gt;, a chredir &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;i&#039;r chwarel gael ei sefydlu gyntaf tua&lt;/ins&gt;&#039;r 1840au. Ar ôl cyfnod segur, fe&#039;i hailagorwyd ym 1866 gan [[William Turner]] a&#039;i gwmni, a 7 mlynedd yn ddiweddarach roedd 12 o ddynion yn &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;gweithio &lt;/ins&gt;yno. Ar ei chyfnod prysuraf, ffurfiwyd cwmni newydd, Cwmni Cyfyngedig Chwarel &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Lechi &lt;/ins&gt;Fronheulog Newydd gan gynhyrchu 1,642 tunnell o lechi a chyflogi 98 o weithwyr ym 1882. Wedi hynny, tueddwyd i alw&#039;r chwarel yn chwarel Fronheulog Newydd neu Fronlog Newydd, ac &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;arferid &lt;/ins&gt;hefyd sillafu enw&#039;r chwarel efo&#039;r llythyren &#039;V&#039;. Arferai yrru&#039;r llechi at y cwsmeriaid ar hyd tramffordd, sef [[Rheilffordd Chwareli Llechi Sir Gaernarfon]] a &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;gysylltai &lt;/ins&gt;â [[Cangen reilffordd Nantlle|changen Nantlle]] ger [[Pant Du]].&amp;lt;ref&amp;gt;Jean Lindsay, &#039;&#039;A History of the North Wales Slate Industry’’, (Newton Abbot, 1974), t. 319.&amp;lt;/ref&amp;gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Fel nifer o chwareli eraill Dyffryn Nantlle, &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;roedd &lt;/del&gt;rhaid ei chau yn yr ugeinfed ganrif  oherwydd y diffyg mewn galw am lechi. Fe&#039;i &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;chaewyd &lt;/del&gt;erbyn 1914, ond roedd criw bychan yn cloddio yno o&#039;r 1950au ymlaen ar gyfer llechi gwyrdd i greu teils a phafin &#039;&#039;crazy paving&#039;&#039;.&amp;lt;ref&amp;gt; Dewi Tomos, &#039;&#039;Chwareli Dyffryn Nantlle&#039;&#039; (Llyfrau Llafar Gwlad, 2007)&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Fel nifer o chwareli eraill Dyffryn Nantlle, &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;bu&#039;n &lt;/ins&gt;rhaid ei chau yn yr ugeinfed ganrif  oherwydd y diffyg mewn galw am lechi. Fe&#039;i &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;caewyd &lt;/ins&gt;erbyn 1914, ond roedd criw bychan yn cloddio yno o&#039;r 1950au ymlaen ar gyfer llechi gwyrdd i greu teils a phafin &#039;&#039;crazy paving&#039;&#039;.&amp;lt;ref&amp;gt; Dewi Tomos, &#039;&#039;Chwareli Dyffryn Nantlle&#039;&#039; (Llyfrau Llafar Gwlad, 2007)&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&amp;lt;/ref&amp;gt;  &lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&amp;lt;/ref&amp;gt;  &lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Cyfaill Eben</name></author>
	</entry>
	<entry>
		<id>https://cof.canolfanuwchgwyrfai.cymru/index.php?title=Chwarel_Fronheulog&amp;diff=9607&amp;oldid=prev</id>
		<title>Irion am 09:10, 22 Tachwedd 2020</title>
		<link rel="alternate" type="text/html" href="https://cof.canolfanuwchgwyrfai.cymru/index.php?title=Chwarel_Fronheulog&amp;diff=9607&amp;oldid=prev"/>
		<updated>2020-11-22T09:10:49Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;cy&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Fersiwn hŷn&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Fersiwn yn ôl 10:10, 22 Tachwedd 2020&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l1&quot;&gt;Llinell 1:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Llinell 1:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Chwarel lechi bychan oedd &amp;#039;&amp;#039;&amp;#039;Fronheulog&amp;#039;&amp;#039;&amp;#039;, (neu &amp;#039;&amp;#039;&amp;#039;Fronlog&amp;#039;&amp;#039;&amp;#039; fel y&amp;#039;i sillefir weithiau) ger [[Tan&amp;#039;rallt]].(SH 489519).&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Chwarel lechi bychan oedd &amp;#039;&amp;#039;&amp;#039;Fronheulog&amp;#039;&amp;#039;&amp;#039;, (neu &amp;#039;&amp;#039;&amp;#039;Fronlog&amp;#039;&amp;#039;&amp;#039; fel y&amp;#039;i sillefir weithiau) ger [[Tan&amp;#039;rallt]].(SH 489519).&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Twll cymarol fychan oedd y man yma, a chredir iddi ddyddio o&#039;r 1840au. Ar &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;ol &lt;/del&gt;cyfnod segur, fe&#039;i hailagorwyd ym 1866 gan [[William Turner]] a&#039;i gwmni, a 7 mlynedd yn ddiweddarach roedd 12 o ddynion yn gwithio yno. Ar ei chyfnod prysuraf, ffurfiwyd cwmni newydd, Cwmni Cyfyngedig Chwarel Llechi Fronheulog Newydd gan gynhyrchu 1,642 tunnell o lechi a chyflogi 98 o weithwyr ym 1882. Wedi hynny, tueddwyd i alw&#039;r chwarel yn chwarel Fronheulog &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Newyd &lt;/del&gt;neu Fronlog Newydd, ac arferai hefyd sillafu enw&#039;r chwarel efo&#039;r llythyren &#039;V&#039;. Arferai yrru&#039;r llechi at y cwsmeriaid ar hyd tramffordd, sef [[Rheilffordd Chwareli Llechi Sir Gaernarfon]] a gysylltodd â [[Cangen reilffordd Nantlle|changen Nantlle]] ger [[Pant Du]].&amp;lt;ref&amp;gt;Jean Lindsay, &#039;&#039;A History of the North Wales Slate Industry’’, (Newton Abbot, 1974), t. 319.&amp;lt;/ref&amp;gt;&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Twll cymarol fychan oedd y man yma, a chredir iddi ddyddio o&#039;r 1840au. Ar &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;ôl &lt;/ins&gt;cyfnod segur, fe&#039;i hailagorwyd ym 1866 gan [[William Turner]] a&#039;i gwmni, a 7 mlynedd yn ddiweddarach roedd 12 o ddynion yn gwithio yno. Ar ei chyfnod prysuraf, ffurfiwyd cwmni newydd, Cwmni Cyfyngedig Chwarel Llechi Fronheulog Newydd gan gynhyrchu 1,642 tunnell o lechi a chyflogi 98 o weithwyr ym 1882. Wedi hynny, tueddwyd i alw&#039;r chwarel yn chwarel Fronheulog &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Newydd &lt;/ins&gt;neu Fronlog Newydd, ac arferai hefyd sillafu enw&#039;r chwarel efo&#039;r llythyren &#039;V&#039;. Arferai yrru&#039;r llechi at y cwsmeriaid ar hyd tramffordd, sef [[Rheilffordd Chwareli Llechi Sir Gaernarfon]] a gysylltodd â [[Cangen reilffordd Nantlle|changen Nantlle]] ger [[Pant Du]].&amp;lt;ref&amp;gt;Jean Lindsay, &#039;&#039;A History of the North Wales Slate Industry’’, (Newton Abbot, 1974), t. 319.&amp;lt;/ref&amp;gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Fel nifer o chwareli eraill Dyffryn Nantlle, roedd rhaid ei chau yn yr ugeinfed ganrif  oherwydd y diffyg mewn galw am lechi. Fe&#039;i chaewyd erbyn 1914, ond roedd criw bychan yn cloddio yno o&#039;r 1950au ymlaen ar gyfer llechi gwyrdd i greu teils a phafin &#039;&#039;crazy paving&#039;&#039;.&amp;lt;ref&amp;gt;Tomos, &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Dewi &lt;/del&gt;&#039;&#039;Chwareli Dyffryn Nantlle&#039;&#039; (Llyfrau Llafar Gwlad, 2007)&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Fel nifer o chwareli eraill Dyffryn Nantlle, roedd rhaid ei chau yn yr ugeinfed ganrif  oherwydd y diffyg mewn galw am lechi. Fe&#039;i chaewyd erbyn 1914, ond roedd criw bychan yn cloddio yno o&#039;r 1950au ymlaen ar gyfer llechi gwyrdd i greu teils a phafin &#039;&#039;crazy paving&#039;&#039;.&amp;lt;ref&amp;gt; &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Dewi &lt;/ins&gt;Tomos, &#039;&#039;Chwareli Dyffryn Nantlle&#039;&#039; (Llyfrau Llafar Gwlad, 2007)&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&amp;lt;/ref&amp;gt;  &lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&amp;lt;/ref&amp;gt;  &lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Irion</name></author>
	</entry>
	<entry>
		<id>https://cof.canolfanuwchgwyrfai.cymru/index.php?title=Chwarel_Fronheulog&amp;diff=5159&amp;oldid=prev</id>
		<title>92.3.1.155 am 14:22, 31 Ionawr 2019</title>
		<link rel="alternate" type="text/html" href="https://cof.canolfanuwchgwyrfai.cymru/index.php?title=Chwarel_Fronheulog&amp;diff=5159&amp;oldid=prev"/>
		<updated>2019-01-31T14:22:58Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;cy&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Fersiwn hŷn&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Fersiwn yn ôl 15:22, 31 Ionawr 2019&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l1&quot;&gt;Llinell 1:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Llinell 1:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Chwarel lechi bychan oedd &#039;&#039;&#039;Fronheulog&#039;&#039;&#039;, (neu &#039;&#039;&#039;Fronlog&#039;&#039;&#039; fel y sillefir weithiau) ger [[Tan&#039;rallt]].(SH 489519).&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Chwarel lechi bychan oedd &#039;&#039;&#039;Fronheulog&#039;&#039;&#039;, (neu &#039;&#039;&#039;Fronlog&#039;&#039;&#039; fel y&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&#039;i &lt;/ins&gt;sillefir weithiau) ger [[Tan&#039;rallt]].(SH 489519).&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Twll cymarol fychan oedd y man yma, a chredir iddi ddyddio o&amp;#039;r 1840au. Ar ol cyfnod segur, fe&amp;#039;i hailagorwyd ym 1866 gan [[William Turner]] a&amp;#039;i gwmni, a 7 mlynedd yn ddiweddarach roedd 12 o ddynion yn gwithio yno. Ar ei chyfnod prysuraf, ffurfiwyd cwmni newydd, Cwmni Cyfyngedig Chwarel Llechi Fronheulog Newydd gan gynhyrchu 1,642 tunnell o lechi a chyflogi 98 o weithwyr ym 1882. Wedi hynny, tueddwyd i alw&amp;#039;r chwarel yn chwarel Fronheulog Newyd neu Fronlog Newydd, ac arferai hefyd sillafu enw&amp;#039;r chwarel efo&amp;#039;r llythyren &amp;#039;V&amp;#039;. Arferai yrru&amp;#039;r llechi at y cwsmeriaid ar hyd tramffordd, sef [[Rheilffordd Chwareli Llechi Sir Gaernarfon]] a gysylltodd â [[Cangen reilffordd Nantlle|changen Nantlle]] ger [[Pant Du]].&amp;lt;ref&amp;gt;Jean Lindsay, &amp;#039;&amp;#039;A History of the North Wales Slate Industry’’, (Newton Abbot, 1974), t. 319.&amp;lt;/ref&amp;gt;&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Twll cymarol fychan oedd y man yma, a chredir iddi ddyddio o&amp;#039;r 1840au. Ar ol cyfnod segur, fe&amp;#039;i hailagorwyd ym 1866 gan [[William Turner]] a&amp;#039;i gwmni, a 7 mlynedd yn ddiweddarach roedd 12 o ddynion yn gwithio yno. Ar ei chyfnod prysuraf, ffurfiwyd cwmni newydd, Cwmni Cyfyngedig Chwarel Llechi Fronheulog Newydd gan gynhyrchu 1,642 tunnell o lechi a chyflogi 98 o weithwyr ym 1882. Wedi hynny, tueddwyd i alw&amp;#039;r chwarel yn chwarel Fronheulog Newyd neu Fronlog Newydd, ac arferai hefyd sillafu enw&amp;#039;r chwarel efo&amp;#039;r llythyren &amp;#039;V&amp;#039;. Arferai yrru&amp;#039;r llechi at y cwsmeriaid ar hyd tramffordd, sef [[Rheilffordd Chwareli Llechi Sir Gaernarfon]] a gysylltodd â [[Cangen reilffordd Nantlle|changen Nantlle]] ger [[Pant Du]].&amp;lt;ref&amp;gt;Jean Lindsay, &amp;#039;&amp;#039;A History of the North Wales Slate Industry’’, (Newton Abbot, 1974), t. 319.&amp;lt;/ref&amp;gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>92.3.1.155</name></author>
	</entry>
	<entry>
		<id>https://cof.canolfanuwchgwyrfai.cymru/index.php?title=Chwarel_Fronheulog&amp;diff=4584&amp;oldid=prev</id>
		<title>Irion am 16:02, 23 Hydref 2018</title>
		<link rel="alternate" type="text/html" href="https://cof.canolfanuwchgwyrfai.cymru/index.php?title=Chwarel_Fronheulog&amp;diff=4584&amp;oldid=prev"/>
		<updated>2018-10-23T16:02:17Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;cy&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Fersiwn hŷn&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Fersiwn yn ôl 17:02, 23 Hydref 2018&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l1&quot;&gt;Llinell 1:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Llinell 1:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Chwarel lechi bychan oedd &amp;#039;&amp;#039;&amp;#039;Fronheulog&amp;#039;&amp;#039;&amp;#039;, (neu &amp;#039;&amp;#039;&amp;#039;Fronlog&amp;#039;&amp;#039;&amp;#039; fel y sillefir weithiau) ger [[Tan&amp;#039;rallt]].(SH 489519).&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Chwarel lechi bychan oedd &amp;#039;&amp;#039;&amp;#039;Fronheulog&amp;#039;&amp;#039;&amp;#039;, (neu &amp;#039;&amp;#039;&amp;#039;Fronlog&amp;#039;&amp;#039;&amp;#039; fel y sillefir weithiau) ger [[Tan&amp;#039;rallt]].(SH 489519).&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Twll cymarol fychan oedd y man yma, a chredir iddi ddyddio o&#039;r 1840au. Ar ol cyfnod segur, fe&#039;i hailagorwyd ym 1866 gan [[William Turner]] a&#039;i gwmni, a 7 mlynedd yn ddiweddarach roedd 12 o ddynion yn gwithio yno. Ar ei chyfnod prysuraf, ffurfiwyd cwmni newydd, Cwmni Cyfyngedig Chwarel Llechi Fronheulog Newydd gan gynhyrchu 1,642 tunnell o lechi a chyflogi 98 o weithwyr ym 1882. Arferai yrru&#039;r llechi at y cwsmeriaid ar hyd tramffordd, sef [[Rheilffordd Chwareli Llechi Sir Gaernarfon]] a gysylltodd â [[Cangen reilffordd Nantlle|changen Nantlle]] ger [[Pant Du]].&amp;lt;ref&amp;gt;Jean Lindsay, &#039;&#039;A History of the North Wales Slate Industry’’, (Newton Abbot, 1974), t. 319.&amp;lt;/ref&amp;gt;&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Twll cymarol fychan oedd y man yma, a chredir iddi ddyddio o&#039;r 1840au. Ar ol cyfnod segur, fe&#039;i hailagorwyd ym 1866 gan [[William Turner]] a&#039;i gwmni, a 7 mlynedd yn ddiweddarach roedd 12 o ddynion yn gwithio yno. Ar ei chyfnod prysuraf, ffurfiwyd cwmni newydd, Cwmni Cyfyngedig Chwarel Llechi Fronheulog Newydd gan gynhyrchu 1,642 tunnell o lechi a chyflogi 98 o weithwyr ym 1882&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;. Wedi hynny, tueddwyd i alw&#039;r chwarel yn chwarel Fronheulog Newyd neu Fronlog Newydd, ac arferai hefyd sillafu enw&#039;r chwarel efo&#039;r llythyren &#039;V&#039;&lt;/ins&gt;. Arferai yrru&#039;r llechi at y cwsmeriaid ar hyd tramffordd, sef [[Rheilffordd Chwareli Llechi Sir Gaernarfon]] a gysylltodd â [[Cangen reilffordd Nantlle|changen Nantlle]] ger [[Pant Du]].&amp;lt;ref&amp;gt;Jean Lindsay, &#039;&#039;A History of the North Wales Slate Industry’’, (Newton Abbot, 1974), t. 319.&amp;lt;/ref&amp;gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Fel nifer o chwareli eraill Dyffryn Nantlle, roedd rhaid ei chau yn yr ugeinfed ganrif  oherwydd y diffyg mewn galw am lechi. Fe&amp;#039;i chaewyd erbyn 1914, ond roedd criw bychan yn cloddio yno o&amp;#039;r 1950au ymlaen ar gyfer llechi gwyrdd i greu teils a phafin &amp;#039;&amp;#039;crazy paving&amp;#039;&amp;#039;.&amp;lt;ref&amp;gt;Tomos, Dewi &amp;#039;&amp;#039;Chwareli Dyffryn Nantlle&amp;#039;&amp;#039; (Llyfrau Llafar Gwlad, 2007)&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Fel nifer o chwareli eraill Dyffryn Nantlle, roedd rhaid ei chau yn yr ugeinfed ganrif  oherwydd y diffyg mewn galw am lechi. Fe&amp;#039;i chaewyd erbyn 1914, ond roedd criw bychan yn cloddio yno o&amp;#039;r 1950au ymlaen ar gyfer llechi gwyrdd i greu teils a phafin &amp;#039;&amp;#039;crazy paving&amp;#039;&amp;#039;.&amp;lt;ref&amp;gt;Tomos, Dewi &amp;#039;&amp;#039;Chwareli Dyffryn Nantlle&amp;#039;&amp;#039; (Llyfrau Llafar Gwlad, 2007)&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Irion</name></author>
	</entry>
	<entry>
		<id>https://cof.canolfanuwchgwyrfai.cymru/index.php?title=Chwarel_Fronheulog&amp;diff=4583&amp;oldid=prev</id>
		<title>Irion am 16:00, 23 Hydref 2018</title>
		<link rel="alternate" type="text/html" href="https://cof.canolfanuwchgwyrfai.cymru/index.php?title=Chwarel_Fronheulog&amp;diff=4583&amp;oldid=prev"/>
		<updated>2018-10-23T16:00:58Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;cy&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Fersiwn hŷn&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Fersiwn yn ôl 17:00, 23 Hydref 2018&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l1&quot;&gt;Llinell 1:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Llinell 1:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Chwarel lechi bychan oedd &amp;#039;&amp;#039;&amp;#039;Fronheulog&amp;#039;&amp;#039;&amp;#039;, (neu &amp;#039;&amp;#039;&amp;#039;Fronlog&amp;#039;&amp;#039;&amp;#039; fel y sillefir weithiau) ger [[Tan&amp;#039;rallt]].(SH 489519).&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Chwarel lechi bychan oedd &amp;#039;&amp;#039;&amp;#039;Fronheulog&amp;#039;&amp;#039;&amp;#039;, (neu &amp;#039;&amp;#039;&amp;#039;Fronlog&amp;#039;&amp;#039;&amp;#039; fel y sillefir weithiau) ger [[Tan&amp;#039;rallt]].(SH 489519).&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Twll cymarol fychan oedd y man yma, a chredir iddi ddyddio o&#039;r 1840au. Ar ol cyfnod segur, fe&#039;i hailagorwyd ym 1866 gan [[William Turner]] a&#039;i gwmni, a 7 mlynedd yn ddiweddarach roedd 12 o ddynion yn gwithio yno. Ar ei chyfnod prysuraf, ffurfiwyd cwmni newydd, Cwmni Cyfyngedig Chwarel Llechi Fronheulog Newydd gan gynhyrchu 1,642 tunnell o lechi a chyflogi 98 o weithwyr ym 1882. Arferai yrru&#039;r llechi at y cwsmeriaid ar hyd tramffordd, sef [[Rheilffordd Chwareli Llechi Sir Gaernarfon]] a gysylltodd â [[Cangen Nantlle|changen Nantlle]] ger [[Pant Du]].&amp;lt;ref&amp;gt;Jean Lindsay, &#039;&#039;A History of the North Wales Slate Industry’’, (Newton Abbot, 1974), t. 319.&amp;lt;/ref&amp;gt;&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Twll cymarol fychan oedd y man yma, a chredir iddi ddyddio o&#039;r 1840au. Ar ol cyfnod segur, fe&#039;i hailagorwyd ym 1866 gan [[William Turner]] a&#039;i gwmni, a 7 mlynedd yn ddiweddarach roedd 12 o ddynion yn gwithio yno. Ar ei chyfnod prysuraf, ffurfiwyd cwmni newydd, Cwmni Cyfyngedig Chwarel Llechi Fronheulog Newydd gan gynhyrchu 1,642 tunnell o lechi a chyflogi 98 o weithwyr ym 1882. Arferai yrru&#039;r llechi at y cwsmeriaid ar hyd tramffordd, sef [[Rheilffordd Chwareli Llechi Sir Gaernarfon]] a gysylltodd â [[Cangen &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;reilffordd &lt;/ins&gt;Nantlle|changen Nantlle]] ger [[Pant Du]].&amp;lt;ref&amp;gt;Jean Lindsay, &#039;&#039;A History of the North Wales Slate Industry’’, (Newton Abbot, 1974), t. 319.&amp;lt;/ref&amp;gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Fel nifer o chwareli eraill Dyffryn Nantlle, roedd rhaid ei chau yn yr ugeinfed ganrif  oherwydd y diffyg mewn galw am lechi. Fe&amp;#039;i chaewyd erbyn 1914, ond roedd criw bychan yn cloddio yno o&amp;#039;r 1950au ymlaen ar gyfer llechi gwyrdd i greu teils a phafin &amp;#039;&amp;#039;crazy paving&amp;#039;&amp;#039;.&amp;lt;ref&amp;gt;Tomos, Dewi &amp;#039;&amp;#039;Chwareli Dyffryn Nantlle&amp;#039;&amp;#039; (Llyfrau Llafar Gwlad, 2007)&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Fel nifer o chwareli eraill Dyffryn Nantlle, roedd rhaid ei chau yn yr ugeinfed ganrif  oherwydd y diffyg mewn galw am lechi. Fe&amp;#039;i chaewyd erbyn 1914, ond roedd criw bychan yn cloddio yno o&amp;#039;r 1950au ymlaen ar gyfer llechi gwyrdd i greu teils a phafin &amp;#039;&amp;#039;crazy paving&amp;#039;&amp;#039;.&amp;lt;ref&amp;gt;Tomos, Dewi &amp;#039;&amp;#039;Chwareli Dyffryn Nantlle&amp;#039;&amp;#039; (Llyfrau Llafar Gwlad, 2007)&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Irion</name></author>
	</entry>
	<entry>
		<id>https://cof.canolfanuwchgwyrfai.cymru/index.php?title=Chwarel_Fronheulog&amp;diff=4582&amp;oldid=prev</id>
		<title>Irion am 16:00, 23 Hydref 2018</title>
		<link rel="alternate" type="text/html" href="https://cof.canolfanuwchgwyrfai.cymru/index.php?title=Chwarel_Fronheulog&amp;diff=4582&amp;oldid=prev"/>
		<updated>2018-10-23T16:00:05Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;cy&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Fersiwn hŷn&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Fersiwn yn ôl 17:00, 23 Hydref 2018&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l1&quot;&gt;Llinell 1:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Llinell 1:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Chwarel lechi bychan oedd &amp;#039;&amp;#039;&amp;#039;Fronheulog&amp;#039;&amp;#039;&amp;#039;, (neu &amp;#039;&amp;#039;&amp;#039;Fronlog&amp;#039;&amp;#039;&amp;#039; fel y sillefir weithiau) ger [[Tan&amp;#039;rallt]].(SH 489519).&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Chwarel lechi bychan oedd &amp;#039;&amp;#039;&amp;#039;Fronheulog&amp;#039;&amp;#039;&amp;#039;, (neu &amp;#039;&amp;#039;&amp;#039;Fronlog&amp;#039;&amp;#039;&amp;#039; fel y sillefir weithiau) ger [[Tan&amp;#039;rallt]].(SH 489519).&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Twll cymarol fychan oedd y man yma, a chredir iddi ddyddio o&#039;r 1840au. Ar ol cyfnod segur, fe&#039;i hailagorwyd ym 1866 gan [[William Turner]] a&#039;i gwmni, a 7 mlynedd yn ddiweddarach roedd 12 o ddynion yn gwithio yno. Ar ei chyfnod prysuraf, ffurfiwyd cwmni newydd, Cwmni Cyfyngedig Chwarel Llechi Fronheulog Newydd gan gynhyrchu 1,642 tunnell o lechi a chyflogi 98 o weithwyr ym 1882. Arferai yrru&#039;r llechi at y cwsmeriaid ar hyd tramffordd, sef [[Rheilffordd Chwareli Llechi &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Gogledd Cymru&lt;/del&gt;]] a gysylltodd â [[Cangen Nantlle|changen Nantlle]] ger [[Pant Du]].&amp;lt;ref&amp;gt;Jean Lindsay, &#039;&#039;A History of the North Wales Slate Industry’’, (Newton Abbot, 1974), t. 319.&amp;lt;/ref&amp;gt;&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Twll cymarol fychan oedd y man yma, a chredir iddi ddyddio o&#039;r 1840au. Ar ol cyfnod segur, fe&#039;i hailagorwyd ym 1866 gan [[William Turner]] a&#039;i gwmni, a 7 mlynedd yn ddiweddarach roedd 12 o ddynion yn gwithio yno. Ar ei chyfnod prysuraf, ffurfiwyd cwmni newydd, Cwmni Cyfyngedig Chwarel Llechi Fronheulog Newydd gan gynhyrchu 1,642 tunnell o lechi a chyflogi 98 o weithwyr ym 1882. Arferai yrru&#039;r llechi at y cwsmeriaid ar hyd tramffordd, sef [[Rheilffordd Chwareli Llechi &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Sir Gaernarfon&lt;/ins&gt;]] a gysylltodd â [[Cangen Nantlle|changen Nantlle]] ger [[Pant Du]].&amp;lt;ref&amp;gt;Jean Lindsay, &#039;&#039;A History of the North Wales Slate Industry’’, (Newton Abbot, 1974), t. 319.&amp;lt;/ref&amp;gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Fel nifer o chwareli eraill Dyffryn Nantlle, roedd rhaid ei chau yn yr ugeinfed ganrif  oherwydd y diffyg mewn galw am lechi. Fe&amp;#039;i chaewyd erbyn 1914, ond roedd criw bychan yn cloddio yno o&amp;#039;r 1950au ymlaen ar gyfer llechi gwyrdd i greu teils a phafin &amp;#039;&amp;#039;crazy paving&amp;#039;&amp;#039;.&amp;lt;ref&amp;gt;Tomos, Dewi &amp;#039;&amp;#039;Chwareli Dyffryn Nantlle&amp;#039;&amp;#039; (Llyfrau Llafar Gwlad, 2007)&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Fel nifer o chwareli eraill Dyffryn Nantlle, roedd rhaid ei chau yn yr ugeinfed ganrif  oherwydd y diffyg mewn galw am lechi. Fe&amp;#039;i chaewyd erbyn 1914, ond roedd criw bychan yn cloddio yno o&amp;#039;r 1950au ymlaen ar gyfer llechi gwyrdd i greu teils a phafin &amp;#039;&amp;#039;crazy paving&amp;#039;&amp;#039;.&amp;lt;ref&amp;gt;Tomos, Dewi &amp;#039;&amp;#039;Chwareli Dyffryn Nantlle&amp;#039;&amp;#039; (Llyfrau Llafar Gwlad, 2007)&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Irion</name></author>
	</entry>
	<entry>
		<id>https://cof.canolfanuwchgwyrfai.cymru/index.php?title=Chwarel_Fronheulog&amp;diff=4578&amp;oldid=prev</id>
		<title>Irion am 15:57, 23 Hydref 2018</title>
		<link rel="alternate" type="text/html" href="https://cof.canolfanuwchgwyrfai.cymru/index.php?title=Chwarel_Fronheulog&amp;diff=4578&amp;oldid=prev"/>
		<updated>2018-10-23T15:57:11Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;cy&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Fersiwn hŷn&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Fersiwn yn ôl 16:57, 23 Hydref 2018&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l1&quot;&gt;Llinell 1:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Llinell 1:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Chwarel lechi bychan oedd &#039;&#039;&#039;Fronheulog&#039;&#039;&#039;, (neu &#039;&#039;&#039;Fronlog&#039;&#039;&#039; fel y sillefir weithiau) ger [[Tan&#039;rallt]].&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Chwarel lechi bychan oedd &#039;&#039;&#039;Fronheulog&#039;&#039;&#039;, (neu &#039;&#039;&#039;Fronlog&#039;&#039;&#039; fel y sillefir weithiau) ger [[Tan&#039;rallt]]&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;.(SH 489519)&lt;/ins&gt;.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Twll &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;bychan &lt;/del&gt;oedd y man yma, a chredir iddi ddyddio o&#039;r 1840au. Ar ei chyfnod prysuraf, &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;roedd wedi cynhyrchu &lt;/del&gt;1,642 tunnell o lechi &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;ac yn cyflogi &lt;/del&gt;98 o weithwyr. Fel nifer o chwareli eraill Dyffryn Nantlle, roedd rhaid ei chau yn yr ugeinfed ganrif  oherwydd y diffyg mewn galw am lechi. &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Roedd &lt;/del&gt;criw bychan yn cloddio yno o&#039;r 1950au ymlaen ar gyfer llechi gwyrdd i greu teils a phafin &#039;&#039;crazy paving&#039;&#039;.  &lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Twll &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;cymarol fychan &lt;/ins&gt;oedd y man yma, a chredir iddi ddyddio o&#039;r 1840au&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;. Ar ol cyfnod segur, fe&#039;i hailagorwyd ym 1866 gan [[William Turner]] a&#039;i gwmni, a 7 mlynedd yn ddiweddarach roedd 12 o ddynion yn gwithio yno&lt;/ins&gt;. Ar ei chyfnod prysuraf, &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;ffurfiwyd cwmni newydd, Cwmni Cyfyngedig Chwarel Llechi Fronheulog Newydd gan gynhyrchu &lt;/ins&gt;1,642 tunnell o lechi &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;a chyflogi &lt;/ins&gt;98 o weithwyr &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;ym 1882. Arferai yrru&#039;r llechi at y cwsmeriaid ar hyd tramffordd, sef [[Rheilffordd Chwareli Llechi Gogledd Cymru]] a gysylltodd â [[Cangen Nantlle|changen Nantlle]] ger [[Pant Du]]&lt;/ins&gt;.&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&amp;lt;ref&amp;gt;Jean Lindsay, &#039;&#039;A History of the North Wales Slate Industry’’, (Newton Abbot, 1974), t. 319.&amp;lt;/ref&amp;gt;&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-deleted&quot;&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt; &lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-deleted&quot;&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Fel nifer o chwareli eraill Dyffryn Nantlle, roedd rhaid ei chau yn yr ugeinfed ganrif  oherwydd y diffyg mewn galw am lechi. &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Fe&#039;i chaewyd erbyn 1914, ond roedd &lt;/ins&gt;criw bychan yn cloddio yno o&#039;r 1950au ymlaen ar gyfer llechi gwyrdd i greu teils a phafin &#039;&#039;crazy paving&#039;&#039;.&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&amp;lt;ref&amp;gt;Tomos, Dewi &#039;&#039;Chwareli Dyffryn Nantlle&#039;&#039; (Llyfrau Llafar Gwlad, 2007)&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-deleted&quot;&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&amp;lt;/ref&amp;gt; &lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;{{eginyn}}&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;{{eginyn}}&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;==&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Ffynhonnell&lt;/del&gt;==&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;==&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Cyfeiriadau&lt;/ins&gt;==&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Tomos, Dewi &#039;&#039;Chwareli Dyffryn Nantlle&#039;&#039; (Llyfrau Llafar Gwlad, 2007)&lt;/del&gt;&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;{{cyfeiriadau}}&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;[[Categori:Chwareli llechi]]&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;[[Categori:Chwareli llechi]]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Irion</name></author>
	</entry>
	<entry>
		<id>https://cof.canolfanuwchgwyrfai.cymru/index.php?title=Chwarel_Fronheulog&amp;diff=4508&amp;oldid=prev</id>
		<title>Irion am 08:40, 16 Hydref 2018</title>
		<link rel="alternate" type="text/html" href="https://cof.canolfanuwchgwyrfai.cymru/index.php?title=Chwarel_Fronheulog&amp;diff=4508&amp;oldid=prev"/>
		<updated>2018-10-16T08:40:03Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;cy&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Fersiwn hŷn&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Fersiwn yn ôl 09:40, 16 Hydref 2018&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l2&quot;&gt;Llinell 2:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Llinell 2:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Twll bychan oedd y man yma, a chredir iddi ddyddio o&amp;#039;r 1840au. Ar ei chyfnod prysuraf, roedd wedi cynhyrchu 1,642 tunnell o lechi ac yn cyflogi 98 o weithwyr. Fel nifer o chwareli eraill Dyffryn Nantlle, roedd rhaid ei chau yn yr ugeinfed ganrif  oherwydd y diffyg mewn galw am lechi. Roedd criw bychan yn cloddio yno o&amp;#039;r 1950au ymlaen ar gyfer llechi gwyrdd i greu teils a phafin &amp;#039;&amp;#039;crazy paving&amp;#039;&amp;#039;.  &lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Twll bychan oedd y man yma, a chredir iddi ddyddio o&amp;#039;r 1840au. Ar ei chyfnod prysuraf, roedd wedi cynhyrchu 1,642 tunnell o lechi ac yn cyflogi 98 o weithwyr. Fel nifer o chwareli eraill Dyffryn Nantlle, roedd rhaid ei chau yn yr ugeinfed ganrif  oherwydd y diffyg mewn galw am lechi. Roedd criw bychan yn cloddio yno o&amp;#039;r 1950au ymlaen ar gyfer llechi gwyrdd i greu teils a phafin &amp;#039;&amp;#039;crazy paving&amp;#039;&amp;#039;.  &lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-deleted&quot;&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-deleted&quot;&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;{{eginyn}}&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;==Ffynhonnell==&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;==Ffynhonnell==&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l7&quot;&gt;Llinell 7:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Llinell 9:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Tomos, Dewi &amp;#039;&amp;#039;Chwareli Dyffryn Nantlle&amp;#039;&amp;#039; (Llyfrau Llafar Gwlad, 2007)&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Tomos, Dewi &amp;#039;&amp;#039;Chwareli Dyffryn Nantlle&amp;#039;&amp;#039; (Llyfrau Llafar Gwlad, 2007)&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;[[Categori:Chwareli]]&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;[[Categori:Chwareli &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;llechi&lt;/ins&gt;]]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;[[Categori: Diwydiant a Masnach]]&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;[[Categori: Diwydiant a Masnach]]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;{{eginyn}}&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;{{eginyn}}&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Irion</name></author>
	</entry>
	<entry>
		<id>https://cof.canolfanuwchgwyrfai.cymru/index.php?title=Chwarel_Fronheulog&amp;diff=1847&amp;oldid=prev</id>
		<title>Miriamlloydjones am 16:11, 3 Chwefror 2018</title>
		<link rel="alternate" type="text/html" href="https://cof.canolfanuwchgwyrfai.cymru/index.php?title=Chwarel_Fronheulog&amp;diff=1847&amp;oldid=prev"/>
		<updated>2018-02-03T16:11:07Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;cy&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Fersiwn hŷn&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Fersiwn yn ôl 17:11, 3 Chwefror 2018&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l8&quot;&gt;Llinell 8:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Llinell 8:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;[[Categori:Chwareli]]&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;[[Categori:Chwareli]]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;[[Categori: &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Dwiydiant &lt;/del&gt;a Masnach]]&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;[[Categori: &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Diwydiant &lt;/ins&gt;a Masnach]]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;{{eginyn}}&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;{{eginyn}}&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Miriamlloydjones</name></author>
	</entry>
	<entry>
		<id>https://cof.canolfanuwchgwyrfai.cymru/index.php?title=Chwarel_Fronheulog&amp;diff=1846&amp;oldid=prev</id>
		<title>Miriamlloydjones: Crëwyd tudalen newydd yn dechrau gyda &#039;Chwarel lechi bychan oedd &#039;&#039;&#039;Fronheulog&#039;&#039;&#039;, (neu &#039;&#039;&#039;Fronlog&#039;&#039;&#039; fel y sillefir weithiau) ger Tan&#039;rallt.  Twll bychan oedd y man yma, a chredir iddi ddy...&#039;</title>
		<link rel="alternate" type="text/html" href="https://cof.canolfanuwchgwyrfai.cymru/index.php?title=Chwarel_Fronheulog&amp;diff=1846&amp;oldid=prev"/>
		<updated>2018-02-03T16:09:45Z</updated>

		<summary type="html">&lt;p&gt;Crëwyd tudalen newydd yn dechrau gyda &amp;#039;Chwarel lechi bychan oedd &amp;#039;&amp;#039;&amp;#039;Fronheulog&amp;#039;&amp;#039;&amp;#039;, (neu &amp;#039;&amp;#039;&amp;#039;Fronlog&amp;#039;&amp;#039;&amp;#039; fel y sillefir weithiau) ger &lt;a href=&quot;/wici/Tan%27rallt&quot; title=&quot;Tan&amp;#039;rallt&quot;&gt;Tan&amp;#039;rallt&lt;/a&gt;.  Twll bychan oedd y man yma, a chredir iddi ddy...&amp;#039;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;Tudalen newydd&lt;/b&gt;&lt;/p&gt;&lt;div&gt;Chwarel lechi bychan oedd &amp;#039;&amp;#039;&amp;#039;Fronheulog&amp;#039;&amp;#039;&amp;#039;, (neu &amp;#039;&amp;#039;&amp;#039;Fronlog&amp;#039;&amp;#039;&amp;#039; fel y sillefir weithiau) ger [[Tan&amp;#039;rallt]].&lt;br /&gt;
&lt;br /&gt;
Twll bychan oedd y man yma, a chredir iddi ddyddio o&amp;#039;r 1840au. Ar ei chyfnod prysuraf, roedd wedi cynhyrchu 1,642 tunnell o lechi ac yn cyflogi 98 o weithwyr. Fel nifer o chwareli eraill Dyffryn Nantlle, roedd rhaid ei chau yn yr ugeinfed ganrif  oherwydd y diffyg mewn galw am lechi. Roedd criw bychan yn cloddio yno o&amp;#039;r 1950au ymlaen ar gyfer llechi gwyrdd i greu teils a phafin &amp;#039;&amp;#039;crazy paving&amp;#039;&amp;#039;. &lt;br /&gt;
&lt;br /&gt;
==Ffynhonnell==&lt;br /&gt;
&lt;br /&gt;
Tomos, Dewi &amp;#039;&amp;#039;Chwareli Dyffryn Nantlle&amp;#039;&amp;#039; (Llyfrau Llafar Gwlad, 2007)&lt;br /&gt;
&lt;br /&gt;
[[Categori:Chwareli]]&lt;br /&gt;
[[Categori: Dwiydiant a Masnach]]&lt;br /&gt;
&lt;br /&gt;
{{eginyn}}&lt;/div&gt;</summary>
		<author><name>Miriamlloydjones</name></author>
	</entry>
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