Enlisted specialists attending a lecture on radio telegraphy at the Signal Corps school in Camp Alfred Vail, New Jersey. The photograph was taken on February 19, 1921, by a photographer from the Signal Corps. The symbol "AU" denotes the photo. The lecture is identified as 188LED.

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Size: 8389px × 5717px
Photo credit: © piemags/NSC / Alamy / Afripics
License: Licensed
Model Released: No

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