Chart, Photographs of German Guns, Serial Number 2, Heavy Guns on Wheeled Mountings

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[S.S. 742/2.] PHOTOGRAPHS OF GERMAN GUNS. Ia 54690A. SERIAL No. 2. Heavy Guns on Wheeled Mountings. 1904 10-cm. Gun (10 cm. K.04). 13-cm. Gun (13 cm. K.). 'NATIONAL ARCHIVES AND 15-cm. Q.F. Naval Gun (S.15 em. K. or 15 em. S.K. L/40). 1914 10-cm. Gun (10 cm. K.14). 1917 10-cm, Gun (10 cm. K.17). New or 1916 15-cm. Gun (15 cm. K.16). COMPARISON OF OLD AND NEW 10-CM. GUNS. COMPARISON OF 13-CM. AND 15-CM. GUNS. 1904 gun. 1914 gun. 1917 gun. 13-cm. gun. 15-cm. Q.F. naval gun New or 1916 15-cm. Calibre ... 10.5 cm. (4.18 in.) 10.5 cm. (4.13 in.) 10.5 cm. (4.18 in.). L/40. gun. Overall length of piece 30 calibres = 10 ft. 21 in. 35 calibres = 12 ft. 1 in. 45 calibres = 15ft.6in. Calibre 13.5 cm. (5.31 in.) 15 cm. (?) (5.9 in.) 14.97 cm. (5.89 in ): ... Buffer ... Oil buffer, spring re- Ditto; variable recoil. Ditto; variable recoil. Overall length of piece 35 calibres = 15 ft. 61 in. 40 calibres= 19 ft. 7 in. 43 calibres 21 ft. cuperator; constant Buffer Oil buffer, spring re- 2 oil buffers, 4 spring re- Oil buffer, air recuperator; recoil. cuperator; constant cuperators; con- variable recoil. Limits of elevation on car- - 5°, + 80° 0°, +45° 0°, +45° long recoil. stant short recoil. riage Maximum elevation on +26° +32° ... +42°. ... Amount of traverse 7° 52' 70 52' 7° 52' carriage. ... Weight of gun in action 54 ewt. Amount of traverse ... 4° Nil ... 7° 52' Ammunition The 1904 and 1914 guns fire a 40-lb. shell with a full and a reduced charge Weight of piece ... 641 ewt. 95 cwt. 80 cwt. (separate ammunition). The 10 c.r.h. shell with false cap weighs Transport ... Designed for horse trans- One steam or petrol 2 80-h.p. petrol tractors. about 1 lb. more than the 21 c.r.h. shell. No details are available port. The piece is tractor. The piece is trans- concerning the ammunition of the 1917 gun. transported on a ported on a special Maximum ranges:- special wagon. wagon.* 21 c.r.h. shell full charge 12,249 yds. 12,467 yds. - yds. Number of charges ... 2 2 3 ... reduced charge 9,788 yds. - yds. ... - yds. Weight of shell ... 89 lbs. (6 c.r.h.) ... 88 lbs. (2 c.r.h.) and 94.5 112 lbs. (7.5 c.r.h. and 10 10 c.r.h. shell 21,826 yds. (?) lbs. (10 c.r.h. with with full charge 14,327 yds. c.r.h. with false cap). 18,889 yds. ... reduced charge - yds. - false cap. ... yds. yds. false cap). - Maximum ranges: Full charge 15,748 yds. ... 20,451 yds. (10 c.r.h.) 24.934 yds. (10 c.r.h.). General Staff (Intelligence), Medium charge - 21,326 yds. (10 c.r.h.). Reduced charge - General Headquarters. 14,983 yds. (2 c.r.h.) 15,201 yds. (7.5 c.r.h.) * Prisoners' statements. 2nd September, 1918. PRINTED IN FRANCE BY ARMY PRINTING AND STATIONERY BERVICES. PRESS A-9/18-7902B-4000.