description of the sub-target gun machine machine gunners handbook : including the Vickers and Lewis automatic machine guns / J. Bostock Artillery training : Gun and fuze calibration (heavy A.A.) / War Office. Vol IV / War Office. Part I: A.A. Gunnery / War Office Artillery training : The 64-gun regiment / War Office. Vol I. Pamphlet no. 9: Employment and tactical handling of the anti-tank regiment Artillery training : Predictor A.A. No. 3 and the power controlled 40-mm. L.A.A. gun / War Office. Vol IV / War Office. Part I: A.A. … training regulations Weapons / War Department : Browning tank machine gun, caliber .30, model of 1919 / War Department