Drawing of a dugout in the Chemical Warfare Service during World War I. The image shows a rolled-out blanket with an iron roller and weights on top. The blanket overlaps the frame by 9 inches, and there is a closed entrance to a dugout labeled "LB." These details relate to the equipment and layout of the service.

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Size: 9182px × 6304px
Photo credit: © piemags/NSC / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: activities, american, au, blanket, chemical, closed, drawing, dug, entrance, equipment, figure, gold, ground, iron, lb, military, miscellaneous, overlap, photograph, roller, sc-663, se, sediment, service, symbol, war, warfare, weights, world