Ordnance Publications by Graduates 45 Ordnance and ordnance stores 40 Artillery 37 History 37 Gunnery 35 Manufacture 32 more ... Gun-carriages 16 Firearms 15 Projectiles 14 Weapons 13 Gunpowder 12 Research 12 Ballistics 8 Armor 6 Design and construction 6 Equipment and supplies 6 Armed Forces 5 Fortification 5 Sailing ships 5 World War, 1939-1945 5 Artillerie 4 Artillery, Field and mountain 4 Equipment 4 Explosives, Military 4 Military education 4 Publications about Graduates 4 Rockets (Ordnance) 4 Weapons industry 4 Armored vehicles, Military 3 less ...