May 1942. "Twenty-four hours a day the sparks from acetylene torches of steel workers in eight Denver fabricating plants are flying thick and fast that the U.S. Navy may carry the battle to the enemy in all parts of the world. Here in secluded Denver, the world's largest city not on a navigable waterway, this war production worker, who has never seen a battleship or an ocean, fashions the steel hull parts which are being assembled at Mare Island Navy Yard in California -- 1,200 miles from where he and his fellow workers are on the job to help 'keep 'em sailing'." Office of War Information, photographer unknown.
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