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
Western Samoan patrol vessel Nafanua Western Samoan patrol vessel Nafanua Nafanua is a Pacific Forum patrol vessel operated by Western Samoa's police. Like her 21 sister ships she was built in Australia. After the United Nations Convention on the Laws of the Seas extended maritime nations' exclusive economic zones to Australia agreed to give its smaller neighbours in the Pacific Forum patrol vessels of their own, so they could police their own sovereignty. "Nafanua" is the ship Australia gave to Samoa. "Nafanua", and her sister ships, were designed to use commercial off-the-shelf components, not cutting edge, military-grade equipment, so that they would be easier to