Aerial view of the chemical plants at Edgewood Arsenal in Maryland. The image shows various structures and facilities related to chemical warfare. The plants are numbered and labeled with symbols corresponding to specific components used in the production of chemicals. The photo was taken in July 1918.

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Size: 8394px × 5734px
Photo credit: © piemags/NSC / Alamy / Afripics
License: Licensed
Model Released: No

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