Workers assembling Mark II bombs at the Marlin Rockwell Corporation's Aerial Bomb Division in Philadelphia, PA. This photo, numbered 19916, was received from Marlin Rockwell Co. on June 24, 1918. It shows the manufacturing process of aerial bombs during World War I. (Note: To be used only for official purposes)

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

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