Olympic-class ocean liner of 29 coal-fired steam boilers in six compartments. However, "Olympic"s boilers were adapted for firing by oil at the end of the First World War, which reduced the number of engine crew required from 350 to 60. The "Olympic"-class ships were long, displacing normally (their draft at this displacement being ), and their tonnage was around 45-46,000 GRT. "Olympic" became the largest ship in the world when it was completed in May, 1911 before losing the title to its sister "Titanic" when she was completed in April, 1912. After the loss of "Titanic" the third sister ship "Britannic" claimed the
World War I naval ships of the Ottoman Empire The ironclad was built in 1867-71 at Blackwall, one of a group of 7 ships. Rebuilt in 1904-07 by the Italian Naval Shipyards Ansaldo of Genoa, she was of little military value by 1914. A sister unit, the was sunk in Beirut during the Italo-Turkish War. On October 27, 1914, the main naval ships of the Ottoman Navy was organized as follows: World War I naval ships of the Ottoman Empire A naval race had developed in the Aegean after the end of the Balkan Wars, with the Ottoman government ordering several ships, including two dreadnoughts, in Britain. In the