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	<title>Comments on: Who Invented the Chalkboard?</title>
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		<title>By: Mathgeek</title>
		<link>http://www.whoinventedit.net/who-invented-the-chalkboard.html/comment-page-1#comment-58733</link>
		<dc:creator>Mathgeek</dc:creator>
		<pubDate>Wed, 14 Dec 2011 21:49:41 +0000</pubDate>
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		<description><![CDATA[The chalkboard was in universal use in Indian schools in the 10th-11th century as per Alberuni&#039;s Indica (Tarikh Al-Hind), written in the early 11th century--

They use black tablets for the children in the schools, and write upon them along the long side, not the broad 
side, writing with a white material from the left to the right. One would think that the author of the following verses had meant the Hindus : — &quot;How many a writer uses paper as black as charcoal, 
Whilst his pen writes on it with white color. By writing he places a bright day in a dark night, weaving like a weaver, but without adding a woof.&quot; 

Tell the &quot;experts on the history of the chalkboard&quot; to check their facts.]]></description>
		<content:encoded><![CDATA[<p>The chalkboard was in universal use in Indian schools in the 10th-11th century as per Alberuni&#8217;s Indica (Tarikh Al-Hind), written in the early 11th century&#8211;</p>
<p>They use black tablets for the children in the schools, and write upon them along the long side, not the broad<br />
side, writing with a white material from the left to the right. One would think that the author of the following verses had meant the Hindus : — &#8220;How many a writer uses paper as black as charcoal,<br />
Whilst his pen writes on it with white color. By writing he places a bright day in a dark night, weaving like a weaver, but without adding a woof.&#8221; </p>
<p>Tell the &#8220;experts on the history of the chalkboard&#8221; to check their facts.</p>
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