Ordnance provision system. Ordnance catalog (ordnance provision system): Group F, Instrument, flank spotting, M1. rule, flank spotting, M1, telescope, elbow, M2A1. major items, maintenance parts and equipment required for maintenance of instrument, flank spotting. M1 and rule, flank spotting. M1, addendum; Dec. 22, 1942.

Tools