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it
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April 1, 2024
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17 magg 1900 anni - Lead pencils and Paper
Descrizione:
around this time, pencils and paper became readily availible to the masses and replaced self use blackboards.
Aggiunto al nastro di tempo:
21 ott 2018
0
0
383
Education Timeline project
Data:
17 magg 1900 anni
Adesso
~ 124 years ago