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S.S. 742/3. PHOTOGRAPHS OF GERMAN GUNS. Ia 54690B. SERIAL No. 3. Medium and Heavy Field Howitzers. COMPARISON OF 15-CM. HOWITZERS. 1902 howitzer. 1913 howitzer. Long 1913 howitzer. Calibre ... 14.97 cm. (5 .89 in.) 14.97 cm. (5 5.89 in.) 14.97 cm. 5.89 in.) Overall length of piece 12 calibres = 5 ft. 91 in. 14 calibres: = 6 ft. 1012 in. 17 calibres = in. Recuperator ... Spring recuperator. Either spring or air re- Air recuperator. cuperator. Maximum elevation on car- riage 42° 45° ... ... 45° Amount of traverse ... 3° 56 about 4° ... ... about 4° Weight of piece. ... 15% cwt. ... 151 cwt. ... ... 162 cwt. Weight of howitzer in action 891 cwt. - 43 cwt. Transport All three types were designed for horse drawn transport, but, owing to the shortage of horses, may be sometimes hauled by lorries. Number of charges 1-6 1-8 ... Weight of shell. 92 lbs. 92 lbs. 92 lbs. ... ... 1902 15-cm. Howitzer (s. F.H.02). Maximum ranges With 2 c.r.h. shell 8,147 yds. (Charge No. 6) 9,296 yds. (Charge No. 7) 9,296 yds. (Charge With 7 c.r.h. shell with No. 8) false cap - - 9,624 yds. NOTE.--- All three howitzers fire the same ammunition, except as regards the super-charges and the 7 c.r.h. shell with false cap (15 cm. Gr. 14 Haube). The latter is only fired from the long 1913 howitzer and is not fired with Charges 1-7. la 1913 15-cm, Howitzer (8.F.H.13). New 21-cm. Howitzer or Long Mortar (lg.Mrs.). COMPARISON OF 21-CM. HOWITZERS OR MORTARS." The new long 21-cm. howitzer or " Long Mortar , (lg. Mrs.) differs from the former pattern or " Mortar ", (Mrs.) by the length of the piece and a corresponding increase in range of 875 yards. Both howitzers fire the same ammunition. Streamline shell and shell with false caps are not in use. Mortar.' Long Mortar." Calibre ... 21 cm. (8.3 in.) 21. cm. (8 3 in.). Overall length of piece 12 calibres = 8 ft. 4 in. ... 15 calibres = 10 ft. 8 in. Recuperator ... Air recuperator, constant recoil. Air recuperator, constant recoil. Maximum elevation on carriage ... + 70° ... + 70° Amount of traverse 4° ... 4° Weight of piece ... 511 cwt. ... 521 cwt. Weight of howitzer in action ... 7 tons 5 cwt. ... About 8 tons Weight of piece on travelling carriage 4 tons 2 cwt. - Long 1913 15-cm. Howitzer (lg.8.F.H. 13). Weight of carriage limbered up ... 4 tons 8 cwt. - Transport ... Both howitzers are designed for orse-drawn transport, the piece being carried on a special wagon. NATIONAL Number of charges ... 8 8 ARCHIVES AND Weight of shell The long shell weighs 265 lbs. and the short shell 185 lbs. General Staff (Intelligence), Maximum ranges General Headquarters. 2 c.r.h. long shell ('96 n/A.) 10,280 yds. ... 11,155 yds. 1.5 c.r.h. short shell (1914) ... 9,952 yds. 10,280 yds. 18th September, 1918. PRINTED IN FRANCE BY ARMY PRINTING AND STATIONERY BERVICES. PRESS A-9/18-77385-9,000

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