120mm M1 Stratosphere guns, protect the Golden Gate bridge during the early cold war. Circa 1954-1958 [1024×820]

Comments

1. ItsyaboiTheMainMan

   Would you like to know more?
   Source:
   https://armyhistory.org/guns-of-grizzly-the-california-army-national-guard-on-site-aaa-gun-program-1954-1958/