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Soviet gas masks on display in museum Bunker-703. Moscow, Russia Stock Photo - Alamy
C7 Civilian Respirator Gas Mask 1950s Cold War Atomic War Rare | eBay
British C7 civilian respirator, dated June 1953. Was supposed to be massed produced in preparation for a nuclear war but government decided the masks were too expensive. Made by LBR (Leyland &
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