Show bats for U S battle wagons As the great american defense program goes into high gear the washington and others navy yard which makes most of the 17 S naval artillery throughout the nation ars ara poised for the greatest production race in their history for the new defense program calls for a force of striking equipment quip ment for defense that is second to none in the world guns and such other equipment of defense will be turned out at great speed and in quantities that assure a warm reception to any invader 0 es ta V above cooking the stuff of our national security is made for here you see molten steel being poured for making the great naval guns at washington navy yard A left scene in a machine shop at the washington navy yard A 16 inch naval C VA rifle is being turned on a giant lathe this wit machinist is turning the outside of the barrel another crew does the boring and rifling picture parade I 1 2 az I 1 I 1 t 1 4 V above lite bore of a 16 inch rifle for material defects left unusual of the inside of a 16 inch naval gun barrel the mechanics at the far end k A are taking ments with a star gauge 4 the finest precision is called for here for accuracy depends on it jf A I 1 1 IM A ra 5 looking like gigantic baseball bats big naval rifles ar e bain stored in the gun park at lite washington navy yard after leav ing the shops where they were 1 precision machined 1 W T i ire VY i 0 owel I 1 11 4 r tvr A ar T a 1 w kv A I 1 J W aa 11 AIN 1 t 1 sm 4 L tic the business end of an army 16 incer at Fort Ft Tilden Roc kawayo icay queens new york 16 play an important part in our coast coas t delease defense A 16 ancher at rort fort tilden rockaway queens N Y hurting hurling a shell for wiles miles at some theoretical enemy note the mushroom effect of the explosion U phosphorus being exploded during a demonstration it at E edgewood dge wood md ald |