"Circular saw toothing machine at Henry Disston and Sons in Philadelphia, PA during World War I. Photo taken by Pvt. R. W. Young on November 29, 1918. The image was approved by the censor on December 2, 1918 and assigned the identification number 111-SC-27374."

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Size: 8391px × 5637px
Photo credit: © piemags/NSC / Alamy / Afripics
License: Licensed
Model Released: No

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