Photograph showing the effects of Mustard gas on the trachea's membrane. It was taken by the Chemical Warfare Service's Research Division, specifically by Marshall. Captured on July 12, 1918, the image serves as evidence of the physiological research conducted during World War I.

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Size: 8484px × 5809px
Photo credit: © piemags/NSC / Alamy / Afripics
License: Licensed
Model Released: No

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