The photograph depicts motor-generators used with radio sets, specifically type E3, F3 bia or 3 tir. It was taken in the Research & Inspection Lab in Paris, France. The image was released by the Censor on January 7, 1919.

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Size: 8476px × 5726px
Photo credit: © piemags/NSC / Alamy / Afripics
License: Licensed
Model Released: No

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