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51harbours and sea works — Introduction harbour also spelled harbor any part of a body of water and the manmade structures surrounding it that sufficiently shelters a vessel from wind, waves, and currents, enabling safe anchorage or the discharge and loading of… …
52arts, East Asian — Introduction music and visual and performing arts of China, Korea, and Japan. The literatures of these countries are covered in the articles Chinese literature, Korean literature, and Japanese literature. Some studies of East Asia… …
53Guadalcanal Campaign — Part of the Pacific Theater of World War II …
54HMS Ark Royal (91) — HMS Ark Royal (pennant number 91) was an aircraft carrier of the Royal Navy that served in the Second World War and was torpedoed on 13 November 1941 by the German submarine U 81 , sinking the following day.Designed in 1934 to fit within the… …
55Halcyon class minesweeper — The Halcyon class was a class of 21 oil fired minesweepers (officially, fleet minesweeping sloops ) built for the British Royal Navy between 1933 and 1939. They were given traditional small ship names used historically by the Royal Navy and… …
56Characters in the Southern Victory series — The Southern Victory series or Timeline 191 is a series of novels written by Harry Turtledove. They form an alternate history of events in the United States based on the premise that the Confederates won the Civil War and became an independent… …
57Battle of Leyte Gulf — Infobox Military Conflict conflict=Battle of Leyte Gulf caption=The light aircraft carrier Princeton afire, east of Luzon, 24 October 1944. partof=the Pacific War, World War II date=23 October 1944 ndash; 26 October 1944 place=Leyte Gulf, The… …
58Attack on Sydney Harbour — Infobox Military Conflict conflict=Attack on Sydney Harbour partof=the Battle for Australia during World War II caption=1 June 1942. A Japanese Ko hyoteki class midget submarine, believed to be Midget No. 14, is raised from Sydney Harbour date=31 …
59USCGC Seneca (1908) — had an interesting and varied history. Fighting submarines in World War I, making the International Ice Patrol, capturing rum runners in the Prohibition era, saving lives from Greenland to Puerto Rico, from Gibraltar to the Gulf of Mexico,… …
60tunnels and underground excavations — ▪ engineering Introduction Great tunnels of the world Great tunnels of the worldhorizontal underground passageway produced by excavation or occasionally by nature s action in dissolving a soluble rock, such as limestone. A vertical opening …
