Signal Battalion, One hundred and seventeenth Field Signal Battalion outpost "listening in" on a suspicious wire. Taken in January 1918. Censored and released on March 8, 1918 by the War College Division. Photograph number 86/37.

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Size: 7981px × 6300px
Photo credit: © piemags/NSC / Alamy / Afripics
License: Licensed
Model Released: No

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