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Electrostatics(1933)
1/1/1933
ERPI Films was one of the largest producers of educational films in the 1930's. They were a division of Western Electric, the manufacturing and supply division of the Bell System.
Connecting to servers…
ERPI Films was one of the largest producers of educational films in the 1930's. They were a division of Western Electric, the manufacturing and supply division of the Bell System.