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	<id>https://cof.canolfanuwchgwyrfai.cymru/index.php?action=history&amp;feed=atom&amp;title=Seidin_Chwarel_Parc_Dudley</id>
	<title>Seidin Chwarel Parc Dudley - Hanes golygu</title>
	<link rel="self" type="application/atom+xml" href="https://cof.canolfanuwchgwyrfai.cymru/index.php?action=history&amp;feed=atom&amp;title=Seidin_Chwarel_Parc_Dudley"/>
	<link rel="alternate" type="text/html" href="https://cof.canolfanuwchgwyrfai.cymru/index.php?title=Seidin_Chwarel_Parc_Dudley&amp;action=history"/>
	<updated>2026-05-06T11:56:35Z</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=Seidin_Chwarel_Parc_Dudley&amp;diff=12689&amp;oldid=prev</id>
		<title>Cyfaill Eben am 14:52, 19 Ionawr 2022</title>
		<link rel="alternate" type="text/html" href="https://cof.canolfanuwchgwyrfai.cymru/index.php?title=Seidin_Chwarel_Parc_Dudley&amp;diff=12689&amp;oldid=prev"/>
		<updated>2022-01-19T14:52:26Z</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 15:52, 19 Ionawr 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;&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Trôdd &lt;/del&gt;&#039;&#039;&#039;Seidin Chwarel Parc Dudley&#039;&#039;&#039; i ffwrdd o brif lein [[Rheilffyrdd Cul Gogledd Cymru]] ychydig &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;latheni &lt;/del&gt;i&#039;r de o [[Gorsaf reilffordd Waun-fawr|orsaf Waun-fawr]] i chwarel ithfaen, sef [[Chwarel Parc Dudley]] gerllaw. Fe&#039;i hadeiladwyd yn ystod y 1920au pan oedd y lein bellach yn eiddo i gwmni [[Rheilffordd Ucheldir Cymru]]. &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Croesodd y &lt;/del&gt;ffordd fawr gan derfynu o dan arllwysfa a godwyd i ollwng cerrig i dryciau&#039;r rheilffordd. Byr fu&#039;r defnydd ohoni, gan fod y rheilffordd ei hun wedi cau erbyn 1937.&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;Roedd &lt;/ins&gt;&#039;&#039;&#039;Seidin Chwarel Parc Dudley&#039;&#039;&#039; &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;yn troi &lt;/ins&gt;i ffwrdd o brif lein [[Rheilffyrdd Cul Gogledd Cymru]]&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;, &lt;/ins&gt;ychydig &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;lathenni &lt;/ins&gt;i&#039;r de o [[Gorsaf reilffordd Waun-fawr|orsaf Waun-fawr]]&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;, &lt;/ins&gt;i chwarel ithfaen, sef [[Chwarel Parc Dudley]] gerllaw. Fe&#039;i hadeiladwyd yn ystod y 1920au pan oedd y lein bellach yn eiddo i gwmni [[Rheilffordd Ucheldir Cymru]]. &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Croesai&#039;r &lt;/ins&gt;ffordd fawr gan derfynu o dan arllwysfa a godwyd i ollwng cerrig i dryciau&#039;r rheilffordd. Byr fu&#039;r defnydd ohoni, gan fod y rheilffordd ei hun wedi cau erbyn 1937.&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;==Ffynonellau==&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;==Ffynonellau==&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=Seidin_Chwarel_Parc_Dudley&amp;diff=897&amp;oldid=prev</id>
		<title>Irion am 10:25, 24 Tachwedd 2017</title>
		<link rel="alternate" type="text/html" href="https://cof.canolfanuwchgwyrfai.cymru/index.php?title=Seidin_Chwarel_Parc_Dudley&amp;diff=897&amp;oldid=prev"/>
		<updated>2017-11-24T10:25:11Z</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 11:25, 24 Tachwedd 2017&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;Trôdd &#039;&#039;&#039;Seidin Chwarel Parc Dudley&#039;&#039;&#039; i ffwrdd o brif lein [[Rheilffyrdd Cul Gogledd Cymru]] ychydig latheni i&#039;r de o [[Gorsaf reilffordd Waun-fawr|orsaf Waun-fawr]] i chwarel &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;wenithfaen&lt;/del&gt;, sef [[Chwarel Parc Dudley]] gerllaw. Fe&#039;i hadeiladwyd yn ystod y 1920au pan oedd y lein bellach yn eiddo i gwmni [[Rheilffordd Ucheldir Cymru]]. Croesodd y ffordd fawr gan derfynu o dan arllwysfa a godwyd i ollwng cerrig i dryciau&#039;r rheilffordd. Byr fu&#039;r defnydd ohoni, gan fod y rheilffordd ei hun wedi cau erbyn 1937.&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;Trôdd &#039;&#039;&#039;Seidin Chwarel Parc Dudley&#039;&#039;&#039; i ffwrdd o brif lein [[Rheilffyrdd Cul Gogledd Cymru]] ychydig latheni i&#039;r de o [[Gorsaf reilffordd Waun-fawr|orsaf Waun-fawr]] i chwarel &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;ithfaen&lt;/ins&gt;, sef [[Chwarel Parc Dudley]] gerllaw. Fe&#039;i hadeiladwyd yn ystod y 1920au pan oedd y lein bellach yn eiddo i gwmni [[Rheilffordd Ucheldir Cymru]]. Croesodd y ffordd fawr gan derfynu o dan arllwysfa a godwyd i ollwng cerrig i dryciau&#039;r rheilffordd. Byr fu&#039;r defnydd ohoni, gan fod y rheilffordd ei hun wedi cau erbyn 1937.&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;==Ffynonellau==&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;==Ffynonellau==&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=Seidin_Chwarel_Parc_Dudley&amp;diff=884&amp;oldid=prev</id>
		<title>Irion am 19:18, 23 Tachwedd 2017</title>
		<link rel="alternate" type="text/html" href="https://cof.canolfanuwchgwyrfai.cymru/index.php?title=Seidin_Chwarel_Parc_Dudley&amp;diff=884&amp;oldid=prev"/>
		<updated>2017-11-23T19:18:25Z</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 20:18, 23 Tachwedd 2017&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-l6&quot;&gt;Llinell 6:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Llinell 6:&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:Seidins a ierdydd rheilffordd]]&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:Seidins a ierdydd rheilffordd]]&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:Rheilffyrdd Cul Gogledd Cymru]]&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=Seidin_Chwarel_Parc_Dudley&amp;diff=823&amp;oldid=prev</id>
		<title>Irion: Erthygl newydd</title>
		<link rel="alternate" type="text/html" href="https://cof.canolfanuwchgwyrfai.cymru/index.php?title=Seidin_Chwarel_Parc_Dudley&amp;diff=823&amp;oldid=prev"/>
		<updated>2017-11-21T10:25:36Z</updated>

		<summary type="html">&lt;p&gt;Erthygl newydd&lt;/p&gt;
&lt;p&gt;&lt;b&gt;Tudalen newydd&lt;/b&gt;&lt;/p&gt;&lt;div&gt;Trôdd &amp;#039;&amp;#039;&amp;#039;Seidin Chwarel Parc Dudley&amp;#039;&amp;#039;&amp;#039; i ffwrdd o brif lein [[Rheilffyrdd Cul Gogledd Cymru]] ychydig latheni i&amp;#039;r de o [[Gorsaf reilffordd Waun-fawr|orsaf Waun-fawr]] i chwarel wenithfaen, sef [[Chwarel Parc Dudley]] gerllaw. Fe&amp;#039;i hadeiladwyd yn ystod y 1920au pan oedd y lein bellach yn eiddo i gwmni [[Rheilffordd Ucheldir Cymru]]. Croesodd y ffordd fawr gan derfynu o dan arllwysfa a godwyd i ollwng cerrig i dryciau&amp;#039;r rheilffordd. Byr fu&amp;#039;r defnydd ohoni, gan fod y rheilffordd ei hun wedi cau erbyn 1937.&lt;br /&gt;
&lt;br /&gt;
==Ffynonellau==&lt;br /&gt;
* J.I.C. Boyd, Narrow Gauge Railways in South Caernarvonshire, Cyf. 1 (Oakwood, 1988), t.194&lt;br /&gt;
* J.I.C. Boyd, Narrow Gauge Railways in South Caernarvonshire, Cyf. 2 (Oakwood, 1989), t.39&lt;br /&gt;
&lt;br /&gt;
[[Categori:Seidins a ierdydd rheilffordd]]&lt;/div&gt;</summary>
		<author><name>Irion</name></author>
	</entry>
</feed>