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1 mars 1930 - RETROPROYECTOR

Description:

nicialmente utilizados por los militares de EE.UU. para fines de entrenamiento, los proyectores se extendieron rápidamente a las escuelas y otras organizaciones de todo el País.

Ajouté au bande de temps:

Historia de la Tecnologia Educativa

ByDILSA YAMILE ALARCON
8 oct. 2018
0
0
393

Date:

1 mars 1930
Maintenaint
~ Il y a 95 ans

Les images:

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