Browning machine gun, caliber .50, M2, water cooled, and mounts - USA Voorschrift, Technical Manual, 9-226 37-MM AA gun matériel - USA Voorschrift, Technical Manual, 9-235 Gunnery for seacoast artillery - USA Voorschrift, Training Manual, 2160-30 Coast Artillery Drills, Part III-Pamphlet No. 1, Gun Drills-General, 1940 - Engeland Voorschrift Ansaldo. War material, 75 mm/46 antiaircraft gun Arenco. Survey of Arenco platform in connection with a projected Arenco 40mm computer, target indicator, parallax computer and ring sight for control of the gun Arenco. Modernization of antiaircraft guns with Arenco elecrtonic servo for : 10.5cm, 40mm akan L 60, 40mm akan m/3636 Service of the piece : Multiple machine gun mounts - USA Voorschrift, Field Manual, 44-57 Basic Half-Track Vehicles (IHC) (Personnel Carrier M5, Car M9A1, Multiple Gun Motor Carriage M14, and Similar IHC Vehicles) - USA Voorschrift, Technical Manual, 9-707 Bofors. 57mm Q.F. automatic naval twin gun, M/45 stabilizes mounting Bofors. Neigungen der Schildzepfenechse bei Luftabwehrgeschützen, Nr. R.111 Bofors. Project, 57mm automatic fieldgun L/60, short description