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9 janv. 1841 - The Chalkboard

Description:

The chalkboard was used in the class room as a way for teachers and students to write in front of the entire class.

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Caroline Ringel Technology Timeline

ByCaroline Ringel

25 oct. 2018

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Date:

9 janv. 1841

Maintenaint

~ Il y a 184 ans

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