This caption is adapted from the caption found in the Photographs of American Military Activities during World War One. It describes an anti-aircraft trailer mount for a " anti-aircraft gun, Model 1918. The gun is shown in an elevated position for sighting aircraft. It was manufactured by the New Britain Machine Co. for government use. The caption mentions that it is not for publication and is for official use only.

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Size: 8557px × 5734px
Photo credit: © piemags/NSC / Alamy / Afripics
License: Licensed
Model Released: No

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