AD ‘ip _ ; TAB B installation Command Function Springfield Armory Springfield, Mass. Ordnance Corps Applied research on heat and erosion resistant materials for small arms Weapons, deterioration, preservation, and treatment of leather, wood, and other non-metallic materials used in small arms, Watertown Arsenal Watertown, Mass, Ordnance Corps R&D on metals and metallic materials, principally ferrous, titanium, and other transition metals and their alloys, and on armor, projectiles, guns, and gun carriages. Watervliet Arsenal Watervliet, New York Ordnance Corps R&D of artillery cannon above 20mm, mortars and component mechanisms, Arctic Test Branch Big Delta, Alaska Army Field Forces Composed of test groups I through IV, each group conducts service tests under arctic and sub-arctic environmental and terrain conditions for equipment service tested by the respective numbered Arny Field Forces Board. Yuma Testing Station Yuma, Arizona Arny For use of the Army to conduct research, development, and testing of all equipment, materiel, and personne] under extreme hot—desert conditions. This is a Class I installation under the command of Hqs. 6th Army, with all test teams operating as Class II activities under the direction of the Chief of the Service or Army Field Forces “ea TTR F ) ‘ etre ameWBEiaesear concerned. o and research and development on ground type weapons up to and including 30mm in caliber including automatic aircraft guns.