The image shows the Phosgene Plant at Edgewood Arsenal, Maryland, during World War One. The plant was part of the Chemical Warfare Service, producing phosgene gas for military purposes. The photo was taken in 1918 and is marked with the symbol CO2-19-21. It also includes the note "9860469 Catalyzer Building" and was taken on June 17, 1916.

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Size: 8448px × 5741px
Photo credit: © piemags/NSC / Alamy / Afripics
License: Licensed
Model Released: No

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