A 21cm mortar is seen placed strategically at a strong point on the front lines during World War I. The photograph was taken on May 12, 1919, by photographer Reco 5-12-19. The 21cm mortar has the marking C symbol Marsen is seen in

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Size: 8520px × 5745px
Photo credit: © piemags/NSC / Alamy / Afripics
License: Licensed
Model Released: No

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