a website collaboration between Science Service and the Smithsonian Institution

1928 - this and similar devices are the brain cells of all modern electric robots


E&MP 94.011

Photo Electric Cells

February 3,1928

Photo-electric cell of a widely used type.

This and similar devices are the "brain cells" of all modern electric robots.

PHOTO 452383 E-339

Original Caption by Science Service
© GE Publicity Department

National Museum of American History


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