"Artillery officers using an underground field artillery telephone station at Fort Sill, Oklahoma. The photo was taken on May 27, 1918, during training at the artillery officers training school. It was censored and released by the Censor on June 21, 1918. Notes indicate it is photograph number 11693 of the series."

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Size: 8030px × 5352px
Photo credit: © piemags/NSC / Alamy / Afripics
License: Licensed
Model Released: No

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