German School Teachers and Children Wear Gas Masks as they are Drilled
Children Play Wearing Gas Masks, 1941.
London policemen wear gas masks for a training drill, 1937. Bettmann Collection
Gas mask for the baby
65.) Infants wear gas mask hoods during a London bombing drill (1940).
German troops wearing gas masks and throwing hand grenades, 23 Apr 1916. || The Most Powerful Images Of World War I
Fitting children with gas masks. U.K. WW2
German Gas Masks
German children, 1942