Image: Assembly of air chambers with tubes and diaphragms at the Marlin Rockwell Corporation, Aerial Bomb Division in Philadelphia, PA. This photograph was taken on June 24, 1918, as part of the manufacturing process for aerial bombs during World War I. The image is tagged with the identification number 19913 and is labeled as "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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