American soldiers working on a crank case at a military workshop during World War One. They are engaged in scraping, lapping, stupping, and final machine work to prepare the crank case for use.

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Size: 8810px × 5886px
Photo credit: © piemags/NSC / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: 020831, 111-sc, 111-sc-20837, 22, activities, american, military, photographs, scraping, war, world