Title: Description of azimuth instrument, models of 1900 and 1900 MI, with instructions for care and operation ..
Subjects: Equipment, Fire control (Gunnery), Handbooks, manuals, Ordnance and ordnance stores, United States, United States. Army, Description and travel, Religious Psychology, Bone and Bones, Surgery, Military Medicine, Gunshot Wounds, Orthopedics, Bones, Orthopaedic Surgery