Sec. B, 4th floor, shows two piles of air tanks, one pile in crates ready for shipment and one not crated. These tanks are used at the front with a horn attached to sound warnings at the opening of a gas attack from the enemy. Photographer: Sgt. Gray, RECO 4-17-19 TAKEN 4-1049. [Notes: 47255]

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Size: 8416px × 5711px
Photo credit: © piemags/NSC / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: .., 4-1049, 4-17-19, 4th, activities, air, american, attack, crates, enemy, floor, front, gas, gray, lines, military, photographer, piles, reco, sec., sgt., shipment, soldiers, tanks, war, warning, world