Ordnance provision system. Ordnance catalog (ordnance provision system): Groun E. Gun. 16-in., Mk. H. M1. Navy, and carriage, birbotte. 16-in., M1919M1. M2. M3. and M4. major items, maintenance parts, and equipment required for maintenance of gun, 16-in., Mk. H. M1, Navy, and carriage, barbette, 16-in., M4. addendum: Dec. 30, 1942.

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