Assembly of 6" Newton Stokes mortars taking place at David Lupton's Sons Co. plant in Philadelphia, Pennsylvania during World War I. The company was manufacturing these trench mortars, both 240 mm and 6" Mark I models, for the government. This photograph was taken on February 15, 1919.

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Size: 8565px × 5795px
Photo credit: © piemags/NSC / Alamy / Afripics
License: Licensed
Model Released: No

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