Instruction for heavy artillery; prepared by a board of officers, for the use of the army of the United States with service of a gun … Antiaircraft artillery : service of the piece 37-mm antiaircraft gun - USA Coast Artillery Field Manual, FM 4-140 Harmonization of aircraft fixed guns and sights - USA Voorschrift, Technical Manual, 1-495 Seacoast artillery : service of the piece 6 -inch gun : (dissapearing carriage) - USA Coast Artillery Field Manual, FM 4-70 Seacoast artillery : service of the piece 6 -inch gun on barbette carriage - USA Coast Artillery Field Manual, FM 4-75 Seacoast artillery : service of the piece 8 -inch gun, mark VI, modification 3 A 2, on railway mount M 1 A 1 - USA … Seacoast artillery : service of the piece 12-inch gun, railway mount, M 1918, railway artillery - USA Coast Artillery Field Manual, FM 4-45 Seacoast artillery : service of the piece 12- and 14-inch guns : (dissapearing carriage) - USA Coast Artillery Field Manual, FM 4-80 Seacoast artillery : service of the piece 16-inch gun and howitzer - USA Coast Artillery Field Manual, FM 4-85 Browning machine gun, caliber .50, HB, M2 (mounted in combat vehicles) - USA Basic Field Manual, FM 23-65 Antiaircraft artillery : service of the piece 3-inch antiaircraft gun - USA Coast Artillery Field Manual, FM 4-125 Browning machine gun, caliber .50, M2, water cooled, and mounts - USA Voorschrift, Technical Manual, 9-226