Soldiers manufacturing bomb sights, specifically Mark 1 A, for the War Department at the Frederick Pearce Co. plant in New York City. The photo was taken on July 25, 1918. The soldiers are shown milling the worm shafts. This image is marked for official use only.

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Size: 8361px × 5688px
Photo credit: © piemags/NSC / Alamy / Afripics
License: Licensed
Model Released: No

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