Browning machine gun, caliber .30, HB, M1919A4, ground - USA Basic Field Manual, FM 23-45 Field artillery training Field artillery training, 1908 : Amendments Field artillery training (Provisional) Coast artillery training : Vol II Garrison artillery training : Vol. I: Coast Defence Field artillery training, 1906 : Amendments Field artillery training : 1914 Artillery training : Drill 1920 (Provisional) / War Office Artillery training : Gunnery 1920 (Provisional) / War Office Artillery training : Drill / War Office Artillery training : Organization and employment of artillery in war : Provisional / War Office
