Ordnance maintenance : Azimuth instruments M1910 and M1910A1 (degrees) - USA Technical Manual, TM 9-1675 Drill regulations for mountain artillery Engineer field manual : Parts I-VI Military personnel Organization National Military Park; National Park; Battlefield site and National Monument Regulations / war Department-approved and published by authority of the Secretary of War-office of the … Signal book United States army 1914 Signal book United States army 1916 Manual of visual signaling of the U.S. Signal Corps / prepared under the direction of brigadier-general A.W. Greely chief signal officer, U.S. Army by captain … General, property and disbursing regulations / Signal Corps United States Army Visual signaling / prepared under direction of the Chief of Infantry - USA Voorschrift, Training Regulations, No. 162-5 Drill and Service Regulations for Field Artillery (6-inch Howitzer) : Volume III : Part IX