The image shows a smoke box filter canister before assembly. It is a piece of equipment used by the Chemical Warfare Service during World War I. This photograph was taken by Photographer Sunder with reference number 54527 and received on April 2, 1919.

---

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

Keywords: 4-2-19, 54527, activities, agents, american, ammunition, archives, army, artifacts, assembly, au, box, canister, canisters, chemical, combat, documentation, equipment, filter, filters, gas, gear, historical, history, mask, measures, military, operations, personnel, photographer, photographs, photography, planning, preparation, protective, recd, safety, screen, service, smoke, strategies, sunder, supplies, tactics, technology, training, war, warfare, weapons, world