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	<id>https://cof.canolfanuwchgwyrfai.cymru/index.php?action=history&amp;feed=atom&amp;title=Chwarel_South_Dorothea</id>
	<title>Chwarel South Dorothea - 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_South_Dorothea"/>
	<link rel="alternate" type="text/html" href="https://cof.canolfanuwchgwyrfai.cymru/index.php?title=Chwarel_South_Dorothea&amp;action=history"/>
	<updated>2026-05-06T12:03:16Z</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_South_Dorothea&amp;diff=13022&amp;oldid=prev</id>
		<title>Cyfaill Eben am 15:22, 23 Chwefror 2022</title>
		<link rel="alternate" type="text/html" href="https://cof.canolfanuwchgwyrfai.cymru/index.php?title=Chwarel_South_Dorothea&amp;diff=13022&amp;oldid=prev"/>
		<updated>2022-02-23T15:22:39Z</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 16:22, 23 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 un twll oedd &#039;&#039;&#039;Chwarel South Dorothea&#039;&#039;&#039; (SH 494529), a orweddai rhwng [[Chwarel Coedmadog]] i&#039;r gorllewin a [[Chwarel Dorothea]] i&#039;r dwyrain a&#039;r gogledd. Chwarel lechi oedd &#039;&#039;&#039;Chwarel South Dorothea&#039;&#039;&#039;, neu &#039;&#039;&#039;Cornwall&#039;&#039;&#039; fel y &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;gelwir &lt;/del&gt;weithiau, a &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;lleolir &lt;/del&gt;yn agos iawn i dwll [[Chwarel Dorothea]] yn [[Talysarn|Nhalysarn]].&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 un twll oedd &#039;&#039;&#039;Chwarel South Dorothea&#039;&#039;&#039; (SH 494529), a orweddai rhwng [[Chwarel Coedmadog]] i&#039;r gorllewin a [[Chwarel Dorothea]] i&#039;r dwyrain a&#039;r gogledd. Chwarel lechi oedd &#039;&#039;&#039;Chwarel South Dorothea&#039;&#039;&#039;, neu &#039;&#039;&#039;Cornwall&#039;&#039;&#039; fel y &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;caiff ei galw &lt;/ins&gt;weithiau, a &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;leolir &lt;/ins&gt;yn agos iawn i dwll [[Chwarel Dorothea]] yn [[Talysarn|Nhalysarn]].&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;Roedd y chwarel yn weithredol ers 1760 yn ôl Dewi Tomos, ac mae o&#039;n awgrymu efallai mai tynfa [[Gwaith copr Drws-y-coed|gwaith copr Drws-y-coed]] a ddenodd ddynion o Gernyw i weithio yn y twll yma. Erbyn 1862, roedd 70 o ddynion cyflogedig yno yn cynhyrchu o gwmpas 1,040 tunnell yn flynyddol. Fe&#039;i hailagorwyd tua 1867&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;, &lt;/del&gt;gan Gwmni Llechi South Dorothea. Ym 1882, cynhyrchwyd 1040 tunnell o lechi yno, gan 70 o ddynion. Cynyddodd graddfa cynhyrchiant y chwarel erbyn diwedd y bedwaredd ganrif ar bymtheg i 3,000 tunnell yn flynyddol. &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Yn &lt;/del&gt;1921, prynwyd y chwarel gan gwmni Dorothea a&#039;i chau &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;yn &lt;/del&gt;swyddogol &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;yn &lt;/del&gt;1957.&amp;lt;ref&amp;gt;Dewi Tomos, &#039;&#039;Chwareli Dyffryn Nantlle&#039;&#039; (Llyfrau Llafar Gwlad, 2007), t.76&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;Roedd y chwarel yn weithredol ers 1760 yn ôl Dewi Tomos, ac mae o&#039;n awgrymu efallai mai tynfa [[Gwaith copr Drws-y-coed|gwaith copr Drws-y-coed]] a ddenodd ddynion o Gernyw i weithio yn y twll yma. Erbyn 1862, roedd 70 o ddynion cyflogedig yno yn cynhyrchu o gwmpas 1,040 tunnell yn flynyddol. Fe&#039;i hailagorwyd tua 1867 gan Gwmni Llechi South Dorothea. Ym 1882, cynhyrchwyd 1040 tunnell o lechi yno, gan 70 o ddynion. Cynyddodd graddfa cynhyrchiant y chwarel erbyn diwedd y bedwaredd ganrif ar bymtheg i 3,000 tunnell yn flynyddol. &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Ym &lt;/ins&gt;1921, prynwyd y chwarel gan gwmni Dorothea a&#039;i chau&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&#039;n &lt;/ins&gt;swyddogol &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;ym &lt;/ins&gt;1957.&amp;lt;ref&amp;gt;Dewi Tomos, &#039;&#039;Chwareli Dyffryn Nantlle&#039;&#039; (Llyfrau Llafar Gwlad, 2007), t.76&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;{{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>Cyfaill Eben</name></author>
	</entry>
	<entry>
		<id>https://cof.canolfanuwchgwyrfai.cymru/index.php?title=Chwarel_South_Dorothea&amp;diff=11812&amp;oldid=prev</id>
		<title>Irion am 09:34, 6 Gorffennaf 2021</title>
		<link rel="alternate" type="text/html" href="https://cof.canolfanuwchgwyrfai.cymru/index.php?title=Chwarel_South_Dorothea&amp;diff=11812&amp;oldid=prev"/>
		<updated>2021-07-06T09:34:25Z</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 10:34, 6 Gorffennaf 2021&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 un twll oedd &amp;#039;&amp;#039;&amp;#039;Chwarel South Dorothea&amp;#039;&amp;#039;&amp;#039; (SH 494529), a orweddai rhwng [[Chwarel Coedmadog]] i&amp;#039;r gorllewin a [[Chwarel Dorothea]] i&amp;#039;r dwyrain a&amp;#039;r gogledd. Chwarel lechi oedd &amp;#039;&amp;#039;&amp;#039;Chwarel South Dorothea&amp;#039;&amp;#039;&amp;#039;, neu &amp;#039;&amp;#039;&amp;#039;Cornwall&amp;#039;&amp;#039;&amp;#039; fel y gelwir weithiau, a lleolir yn agos iawn i dwll [[Chwarel Dorothea]] yn [[Talysarn|Nhalysarn]].&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 un twll oedd &amp;#039;&amp;#039;&amp;#039;Chwarel South Dorothea&amp;#039;&amp;#039;&amp;#039; (SH 494529), a orweddai rhwng [[Chwarel Coedmadog]] i&amp;#039;r gorllewin a [[Chwarel Dorothea]] i&amp;#039;r dwyrain a&amp;#039;r gogledd. Chwarel lechi oedd &amp;#039;&amp;#039;&amp;#039;Chwarel South Dorothea&amp;#039;&amp;#039;&amp;#039;, neu &amp;#039;&amp;#039;&amp;#039;Cornwall&amp;#039;&amp;#039;&amp;#039; fel y gelwir weithiau, a lleolir yn agos iawn i dwll [[Chwarel Dorothea]] yn [[Talysarn|Nhalysarn]].&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;Roedd y chwarel yn weithredol ers 1760 yn ôl Dewi Tomos, &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;a honnir ef &lt;/del&gt;efallai &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;fod &lt;/del&gt;tynfa [[Gwaith copr Drws-y-coed|gwaith copr Drws-y-coed]] &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;wedi achosi i &lt;/del&gt;ddynion o Gernyw weithio yn y twll yma. Erbyn 1862, roedd 70 ddynion cyflogedig yno yn cynhyrchu o gwmpas 1,040 tunnell yn flynyddol. Fe&#039;i hailagorwyd tua 1867, gan Gwmni Llechi South Dorothea. Ym 1882, cynhyrchwyd 1040 tunnell o lechi yno, gan 70 o &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;dynion&lt;/del&gt;. Cynyddodd graddfa cynhyrchiant y chwarel erbyn diwedd y bedwaredd ganrif ar bymtheg i 3,000 tunnell yn flynyddol. Yn 1921, prynwyd y chwarel gan gwmni Dorothea a&#039;i chau yn swyddogol yn 1957.&amp;lt;ref&amp;gt;Dewi Tomos, &#039;&#039;Chwareli Dyffryn Nantlle&#039;&#039; (Llyfrau Llafar Gwlad, 2007)&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;Roedd y chwarel yn weithredol ers 1760 yn ôl Dewi Tomos, &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;ac mae o&#039;n awgrymu &lt;/ins&gt;efallai &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;mai &lt;/ins&gt;tynfa [[Gwaith copr Drws-y-coed|gwaith copr Drws-y-coed]] &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;a ddenodd &lt;/ins&gt;ddynion o Gernyw &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;i &lt;/ins&gt;weithio yn y twll yma. Erbyn 1862, roedd 70 &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;o &lt;/ins&gt;ddynion cyflogedig yno yn cynhyrchu o gwmpas 1,040 tunnell yn flynyddol. Fe&#039;i hailagorwyd tua 1867, gan Gwmni Llechi South Dorothea. Ym 1882, cynhyrchwyd 1040 tunnell o lechi yno, gan 70 o &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;ddynion&lt;/ins&gt;. Cynyddodd graddfa cynhyrchiant y chwarel erbyn diwedd y bedwaredd ganrif ar bymtheg i 3,000 tunnell yn flynyddol. Yn 1921, prynwyd y chwarel gan gwmni Dorothea a&#039;i chau yn swyddogol yn 1957.&amp;lt;ref&amp;gt;Dewi Tomos, &#039;&#039;Chwareli Dyffryn Nantlle&#039;&#039; (Llyfrau Llafar Gwlad, 2007)&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;, t.76&lt;/ins&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;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_South_Dorothea&amp;diff=11364&amp;oldid=prev</id>
		<title>Irion am 16:32, 6 Ebrill 2021</title>
		<link rel="alternate" type="text/html" href="https://cof.canolfanuwchgwyrfai.cymru/index.php?title=Chwarel_South_Dorothea&amp;diff=11364&amp;oldid=prev"/>
		<updated>2021-04-06T16:32:57Z</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 17:32, 6 Ebrill 2021&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 un twll oedd &#039;&#039;&#039;Chwarel South Dorothea&#039;&#039;&#039; (SH 494529), a orweddai rhwng [[Chwarel Coedmadog]] i&#039;r gorllewin a [[Chwarel Dorothea]] i&#039;r dwyrain a&#039;r gogledd. Fe&#039;i &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;agorwyd &lt;/del&gt;tua 1867, gan Gwmni Llechi South Dorothea. Ym 1882, cynhyrchwyd 1040 tunnell o lechi yno, gan 70 o dynion. &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Fe&#039;&lt;/del&gt;i prynwyd &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;ym 1921 &lt;/del&gt;gan &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Chwarel &lt;/del&gt;Dorothea.&amp;lt;ref&amp;gt;&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Jean Lindsay&lt;/del&gt;, &#039;&#039;&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;A History of the North Wales Slate Industry&lt;/del&gt;&#039;&#039;&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;,&lt;/del&gt;(&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Newton Abbot&lt;/del&gt;, &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;1974&lt;/del&gt;)&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;, t. 331.&lt;/del&gt;&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;Chwarel lechi un twll oedd &#039;&#039;&#039;Chwarel South Dorothea&#039;&#039;&#039; (SH 494529), a orweddai rhwng [[Chwarel Coedmadog]] i&#039;r gorllewin a [[Chwarel Dorothea]] i&#039;r dwyrain a&#039;r gogledd&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;. Chwarel lechi oedd &#039;&#039;&#039;Chwarel South Dorothea&#039;&#039;&#039;, neu &#039;&#039;&#039;Cornwall&#039;&#039;&#039; fel y gelwir weithiau, a lleolir yn agos iawn i dwll [[Chwarel Dorothea]] yn [[Talysarn|Nhalysarn]].&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;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Roedd y chwarel yn weithredol ers 1760 yn ôl Dewi Tomos, a honnir ef efallai fod tynfa [[Gwaith copr Drws-y-coed|gwaith copr Drws-y-coed]] wedi achosi i ddynion o Gernyw weithio yn y twll yma. Erbyn 1862, roedd 70 ddynion cyflogedig yno yn cynhyrchu o gwmpas 1,040 tunnell yn flynyddol&lt;/ins&gt;. Fe&#039;i &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;hailagorwyd &lt;/ins&gt;tua 1867, gan Gwmni Llechi South Dorothea. Ym 1882, cynhyrchwyd 1040 tunnell o lechi yno, gan 70 o dynion. &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Cynyddodd graddfa cynhyrchiant y chwarel erbyn diwedd y bedwaredd ganrif ar bymtheg &lt;/ins&gt;i &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;3,000 tunnell yn flynyddol. Yn 1921, &lt;/ins&gt;prynwyd &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;y chwarel &lt;/ins&gt;gan &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;gwmni &lt;/ins&gt;Dorothea &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;a&#039;i chau yn swyddogol yn 1957&lt;/ins&gt;.&amp;lt;ref&amp;gt;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Dewi Tomos&lt;/ins&gt;, &#039;&#039;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Chwareli Dyffryn Nantlle&lt;/ins&gt;&#039;&#039; (&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Llyfrau Llafar Gwlad&lt;/ins&gt;, &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;2007&lt;/ins&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;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 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;&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; &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;==Cyfeiriadau==&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;==Cyfeiriadau==&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;{{cyfeiriadau}}&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;{{cyfeiriadau}}&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: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_South_Dorothea&amp;diff=4636&amp;oldid=prev</id>
		<title>Irion am 15:14, 25 Hydref 2018</title>
		<link rel="alternate" type="text/html" href="https://cof.canolfanuwchgwyrfai.cymru/index.php?title=Chwarel_South_Dorothea&amp;diff=4636&amp;oldid=prev"/>
		<updated>2018-10-25T15:14:02Z</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 16:14, 25 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 un twll oedd &#039;&#039;&#039;Chwarel South Dorothea&#039;&#039;&#039; (SH 494529), a orweddai rhwng [[Chwarel Coedmadog]] i&#039;r gorllewin a [[Chwarel Dorothea]] i&#039;r dwyrain a&#039;r gogledd. Fe&#039;i agorwyd tua 1867, gan Gwmni Llechi South Dorothea. Ym 1882, cynhyrchwyd 1040 tunnell o lechi yno, gan 70 o dynion. Fe&#039;i prynwyd ym 1921 gan Chwarel Dorothea.&amp;lt;ref&amp;gt;Jean Lindsay, &#039;&#039;A History of the North Wales Slate Industry&#039;&#039;,(Newton Abbot, 1974), t. &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;328-9&lt;/del&gt;.&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;Chwarel lechi un twll oedd &#039;&#039;&#039;Chwarel South Dorothea&#039;&#039;&#039; (SH 494529), a orweddai rhwng [[Chwarel Coedmadog]] i&#039;r gorllewin a [[Chwarel Dorothea]] i&#039;r dwyrain a&#039;r gogledd. Fe&#039;i agorwyd tua 1867, gan Gwmni Llechi South Dorothea. Ym 1882, cynhyrchwyd 1040 tunnell o lechi yno, gan 70 o dynion. Fe&#039;i prynwyd ym 1921 gan Chwarel Dorothea.&amp;lt;ref&amp;gt;Jean Lindsay, &#039;&#039;A History of the North Wales Slate Industry&#039;&#039;,(Newton Abbot, 1974), t. &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;331&lt;/ins&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;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_South_Dorothea&amp;diff=4635&amp;oldid=prev</id>
		<title>Irion am 15:13, 25 Hydref 2018</title>
		<link rel="alternate" type="text/html" href="https://cof.canolfanuwchgwyrfai.cymru/index.php?title=Chwarel_South_Dorothea&amp;diff=4635&amp;oldid=prev"/>
		<updated>2018-10-25T15:13:09Z</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 16:13, 25 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 un twll oedd &#039;&#039;&#039;Chwarel South Dorothea&#039;&#039;&#039; (SH 494529), a orweddai rhwng [[Chwarel Coedmadog]] i&#039;r gorllewin a [[Chwarel Dorothea]] i&#039;r dwyrain a&#039;r gogledd. Fe&#039;i agorwyd tua 1867, gan Gwmni Llechi South Dorothea. Ym 1882, cynhyrchwyd 1040 tunnell o lechi yno, gan 70 o dynion. Fe&#039;i prynwyd ym 1921 gan Chwarel Dorothea.&amp;lt;ref&amp;gt;&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;Chwarel lechi un twll oedd &#039;&#039;&#039;Chwarel South Dorothea&#039;&#039;&#039; (SH 494529), a orweddai rhwng [[Chwarel Coedmadog]] i&#039;r gorllewin a [[Chwarel Dorothea]] i&#039;r dwyrain a&#039;r gogledd. Fe&#039;i agorwyd tua 1867, gan Gwmni Llechi South Dorothea. Ym 1882, cynhyrchwyd 1040 tunnell o lechi yno, gan 70 o dynion. Fe&#039;i prynwyd ym 1921 gan Chwarel Dorothea.&amp;lt;ref&amp;gt;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Jean Lindsay, &#039;&#039;A History of the North Wales Slate Industry&#039;&#039;,(Newton Abbot, 1974), t. 328-9.&lt;/ins&gt;&amp;lt;/ref&amp;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;&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 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;==Cyfeiriadau==&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;{{cyfeiriadau}}&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;[[Categori:Chwareli llechi]]&lt;/ins&gt;&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_South_Dorothea&amp;diff=4633&amp;oldid=prev</id>
		<title>Irion am 15:10, 25 Hydref 2018</title>
		<link rel="alternate" type="text/html" href="https://cof.canolfanuwchgwyrfai.cymru/index.php?title=Chwarel_South_Dorothea&amp;diff=4633&amp;oldid=prev"/>
		<updated>2018-10-25T15:10:39Z</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 16:10, 25 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 un twll oedd &#039;&#039;&#039;Chwarel South Dorothea&#039;&#039;&#039; (SH 494529), a orweddai rhwng [[Chwarel Coedmadog]] i&#039;r gorllewin a [[Chwarel Dorothea]] i&#039;r dwyrain a&#039;r gogledd. Fe&#039;i agorwyd tua 1867, gan Gwmni Llechi South Dorothea. Ym 1882, cynhyrchwyd 1040 tunnell o lechi yno, gan 70 o dynion. Fe&#039;i prynwyd ym 1921 gan Chwarel Dorothea.&amp;lt;ref&amp;gt;&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Ysgrifennwch droednodyn fan hyn&lt;/del&gt;&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;Chwarel lechi un twll oedd &#039;&#039;&#039;Chwarel South Dorothea&#039;&#039;&#039; (SH 494529), a orweddai rhwng [[Chwarel Coedmadog]] i&#039;r gorllewin a [[Chwarel Dorothea]] i&#039;r dwyrain a&#039;r gogledd. Fe&#039;i agorwyd tua 1867, gan Gwmni Llechi South Dorothea. Ym 1882, cynhyrchwyd 1040 tunnell o lechi yno, gan 70 o dynion. Fe&#039;i prynwyd ym 1921 gan Chwarel Dorothea.&amp;lt;ref&amp;gt;&amp;lt;/ref&amp;gt;&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_South_Dorothea&amp;diff=4632&amp;oldid=prev</id>
		<title>Irion: Crëwyd tudalen newydd yn dechrau gyda &#039;Chwarel lechi un twll oedd &#039;&#039;&#039;Chwarel South Dorothea&#039;&#039;&#039; (SH 494529), a orweddai rhwng Chwarel Coedmadog i&#039;r gorllewin a Chwarel Dorothea i&#039;r dwyra...&#039;</title>
		<link rel="alternate" type="text/html" href="https://cof.canolfanuwchgwyrfai.cymru/index.php?title=Chwarel_South_Dorothea&amp;diff=4632&amp;oldid=prev"/>
		<updated>2018-10-25T08:48:40Z</updated>

		<summary type="html">&lt;p&gt;Crëwyd tudalen newydd yn dechrau gyda &amp;#039;Chwarel lechi un twll oedd &amp;#039;&amp;#039;&amp;#039;Chwarel South Dorothea&amp;#039;&amp;#039;&amp;#039; (SH 494529), a orweddai rhwng &lt;a href=&quot;/wici/Chwarel_Coedmadog&quot; title=&quot;Chwarel Coedmadog&quot;&gt;Chwarel Coedmadog&lt;/a&gt; i&amp;#039;r gorllewin a &lt;a href=&quot;/wici/Chwarel_Dorothea&quot; title=&quot;Chwarel Dorothea&quot;&gt;Chwarel Dorothea&lt;/a&gt; i&amp;#039;r dwyra...&amp;#039;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;Tudalen newydd&lt;/b&gt;&lt;/p&gt;&lt;div&gt;Chwarel lechi un twll oedd &amp;#039;&amp;#039;&amp;#039;Chwarel South Dorothea&amp;#039;&amp;#039;&amp;#039; (SH 494529), a orweddai rhwng [[Chwarel Coedmadog]] i&amp;#039;r gorllewin a [[Chwarel Dorothea]] i&amp;#039;r dwyrain a&amp;#039;r gogledd. Fe&amp;#039;i agorwyd tua 1867, gan Gwmni Llechi South Dorothea. Ym 1882, cynhyrchwyd 1040 tunnell o lechi yno, gan 70 o dynion. Fe&amp;#039;i prynwyd ym 1921 gan Chwarel Dorothea.&amp;lt;ref&amp;gt;Ysgrifennwch droednodyn fan hyn&amp;lt;/ref&amp;gt;&lt;/div&gt;</summary>
		<author><name>Irion</name></author>
	</entry>
</feed>