2 Pdr: Light Field Gun Equipment. Side elevation. Technical regulations. Ordnance maintenance - Mobile artillery Ordnance Safety Manual. Regulations Govering The Manufacture Storage Loading, and Handling of Military Explosives and Ammunition at Establihments of the Ordnance Department Army Service Forces … ordnance maintenance - mobile artillery Special field artillery vehicles war department technical manual Compass, M 2 : ordnance maintenance war department technical manual 75-MM gun and carriage, M 1917 and modifications / prepared under direction of the chief of ordnance war department technical manual 75-MM gun matériel, M1897 and modifications / prepared under direction of the chief of ordnance war department technical manual Fuze, setter, T 15 : ordnance maintenance war department technical manual Elevation quadrant M 1 : ordnance maintenance war department technical manual Telescopic sights M 1 and T 3 : ordnance maintenance war department technical manual Direct-fire telescope for 3-inch and 90-mm antiaircraft guns : ordnance maintenance war department technical manual Telescope mounts M 21 and M 23 : panoramic telescopes M 5 A 3 and M1 2A2 : range quadrant M 4 : elbow telescope …