a website collaboration between Science Service and the Smithsonian Institution

SENDING PICTURES BY RADIO

E&MP 96.026

Phototelegraphy

JUNE 20, 1928 (public on Sept. 11, 1928)

Magnification of one inch to show comparative size of light beam as shown on sensitized film one-one-hundredth and twentieth of an inch.
1928 - SENDING PICTURES BY RADIO - Magnification of one inch to show comparative size of light beam as shown on sensititized film one-one-hundredth and twentieth of an inch.

 

also see image 96.029 within this archive collection


Original Caption by Science Service
© Radio Pictures Laboratory Washington D.C.



National Museum of American History

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