Section 83, act May 29, 1928, ch. 853, 1, 45 Stat. 928, related to ammunition for use of Army and Navy, storage and dispersal, control by a joint board of officers. See section 172 of Title 10, Armed Forces. Section 84, act Mar. 3, 1875, ch. 133, 1, 18 Stat. 455, related to expenditure at armories for perfection of patentable inventions. Section 85, act Mar. 3, 1921, ch. 128, 6, 41 Stat. 1352, authorized Secretary of War to proceed with installation of guns and howitzers.