This photograph shows a lumber wagon being used to test canisters for the Chemical Warfare Service's Research Division. The canisters are attached to a motor and jolting machine. The image was taken on July 12, 1918, and was received from the Chemical Warfare Service. The photographer's number is 54790.

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Size: 8486px × 5794px
Photo credit: © piemags/NSC / Alamy / Afripics
License: Licensed
Model Released: No

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