The Submarine Torpedo Boat
Its Characteristics And Modern Development

204 APPENDIX The German building program contemplated 72 submarines by 1017 and it has been reported on good authority that all of these boats were laid down in 1914 soon after the outbreak of the war. The dimensions of these boats are reported as length 214 ft.; beam 20 ft.; surface displacement 750 metric tons, submerged, 900 tons; speed on the surface 20 knots and 10 knots submerged; B. H. P. engines 4000, and radius of action on the surface 5000 miles. Built Building Tons 1686 “ 5370 Austria to July 1, 1914 6 6 Table III. — Allies’ Submarines To July I, 1914 British French Year No. Tons Year No. Tons 1903 1903 2 840 1904 3160 1904 1905 10 1905 1906 7 2216 1906 20 11324 1907 12 3852 1907 1908 8 2568 1908 1909 8 4915 1909 1910 8 6420 1910 3 2084 1911 6 4948 1911 I 984 1912 9 8010 1912 9 5100 1913 11 8496 1913 .6 4900 79 44,585 Totals* 41 25,232 * Built at outbreak of war. Russia Japan Italy No. Tons No. Tons No. Tons Built Building 30 19 6506 13284 13 2 2672 1200 19 8 5475 5842