A three-inch anti-aircraft gun being used by forces during World War One. This photograph was taken on June 11, 1918 and is part of the official records of the Estimate & Requirements Division, Ordinance Department in Washington, Please note that this information is classified and for official use only.

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Size: 8421px × 5688px
Photo credit: © piemags/NSC / Alamy / Afripics
License: Licensed
Model Released: No

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