Collections Back New Search Tips United States Office of Civil Defense Name: Civilian Defense, Office of, United States Biography/History: An office of the Department of Defense. Related Participants: United States Department of Defense Related Objects: 3400.64 (Hat, Hard, Civil Defense Hard Hat, 1939-1950) 3539.9 (Mask, Gas, Noncombatant Gas Mask, 1942)
Collections Back New Search Tips United States Office of Civil Defense Name: Civilian Defense, Office of, United States Biography/History: An office of the Department of Defense. Related Participants: United States Department of Defense Related Objects: 3400.64 (Hat, Hard, Civil Defense Hard Hat, 1939-1950) 3539.9 (Mask, Gas, Noncombatant Gas Mask, 1942)