Signal Corps radio apparatus from World War One. This photograph, taken in 1919, is numbered 111-SC-2228 and captured the equipment used by the Signal Corps for communication purposes. The image provides a detailed look at the incredible technology employed during the war.

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Size: 9178px × 6297px
Photo credit: © piemags/NSC / Alamy / Afripics
License: Licensed
Model Released: No

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