SMS V107
SMS "V107" was a torpedo boat of the German "Kaiserliche Marine". Originally ordered for the Dutch Navy from the German A.G. Vulcan shipyard as the "Z-3", the ship was taken over by Germany during construction owing to the outbreak of the First World War. She was launched on 12 December 1914 and sunk by a mine in Libau harbour on 8 May 1915. Design. "V107" was designed by Stettiner Maschinenbau A.G. Vulcan shipyard as a torpedo boat for the Dutch Navy, as part one in a class of four sister ships ("Z-1" to "Z-4"). She was long overall  and at the waterline, with a beam of and a maximum draught of . Displacement was normal and full load. Two oil-fired and two coal-fired Yarrow boilers fed steam at to 2 direct-drive steam turbines rated at , giving a speed of . of coal and of oil were carried, giving a range of at or at . The Dutch specified an armament of two 75 mm (3-inch) guns and four 450 mm torpedo tubes, but she was completed with an armament of two 88 mm guns and two 450 mm torpedo tubes. History. "V107" was originally ordered by the  Koninklijke Marine (Dutch Navy) as the torpedo boat "Z-3" (along with her sister ships "Z-1", "Z-2" and "Z-4"), one of four "" (Dutch: Very large) torpedo boats to be built by A.G. Vulcan in their Stettin, Germany (now in Poland) shipyard. The four ships were taken over while still under construction on 10 August 1914 owing to the outbreak of the First World War. She was launched on 12 December 1914 and commissioned in the "Kaiserliche Marine" (German Navy) in March 1915. On the night of 30 April/1 May 1915, "V107" and sister ship made a sortie into the Gulf of  Riga, reconnoitering the island of Ruhnu and shelling lighthouses. The German Army had begun an offensive in the Baltic as a diversion for the Gorlice–Tarnów Offensive, and after a bombardment of Russian defenses of the port of Libau by German cruisers on 7 May, the Russians evacuated the city later that day. When German naval forces entered Libau harbour on the morning of 8 May "V107" struck a mine on entering the port. The explosion blew off the ship's bow and "V107" sunk as a result, with one crewmember killed.