SM U-1
Submarine
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SM U-1, also known in English as the German Type U 1 submarine, was the first U-boat class of the U-boat series of submarines produced for the German Empire's Imperial German Navy. Only one was built. The U-1 was constructed by Germaniawerft in... Wikipedia
Builder: Friedrich Krupp Germaniawerft
Launched: August 4, 1906
Commissioned: 14 December 1906
Propulsion: 2 shafts; 2 × 1.30 m (4 ft 3 in) propellers
Speed: 10.8 knots (20.0 km/h; 12.4 mph) surfaced; 8.7 knots (16.1 km/h; 10.0 mph) submerged
Test depth: 30 m (98 ft)
Yard number: 119