Directions for the use of artillery instruments Artillerie-Reglement : Artillerie-Instrumente und Verbindungsdienst Instrument drill for telescope identification, A.A. Handbook of artillery instruments and range-finders Handbook of artillery instruments and range-finders / The War Office : Part 1 Fire control instruments and associated stores for coast artillery : section V 1 Fire control instruments and associated stores for anti-aircraft : section V 4 Instrument drill for haight and range-finder, No.3 pamphlet Directions for the use of artillery instruments : Sound ranging equipment, miscellaneous Handbook of artillery instruments and range-finders : Range-finders nos., 2, 11, 11a, 13 & 13a / The War Office. Part 1 / The @War Office Handbook of artillery instruments and range-finders : / The War Office. Part 1 / The @War Office manual Electrical instruments and telephones of the U.S. signal corps : revised 1910
