Stock photography picture of Gunsight for a WWII era anti aircraft gun

AA35KW - Licenced Caption Gunsight for a WWII era anti aircraft gun Keywords war, world, war, 2, wwii, world, war, ii, history, historical, museum, North, America, United, States, of, America, America, U, S, United, States, US, USA, concepts, target, concept, conceptual, government, military, arms, gun, armaments, weapons, anti, aircraft