Sailing+apparatus
51Isaac Peral — (Cartagena, June 1, 1851 ndash; May 22, 1895, Berlin), was a Spanish scientist, sailor and inventor of the Peral Submarine (built 1884, launched 1888). Intended for military use, this submarine pioneered new designs in the hull, control systems… …
52United States Navy Experimental Diving Unit — Navy Experimental Diving Unit Active 1927 Country …
53literature — /lit euhr euh cheuhr, choor , li treuh /, n. 1. writings in which expression and form, in connection with ideas of permanent and universal interest, are characteristic or essential features, as poetry, novels, history, biography, and essays. 2.… …
54United Kingdom — a kingdom in NW Europe, consisting of Great Britain and Northern Ireland: formerly comprising Great Britain and Ireland 1801 1922. 58,610,182; 94,242 sq. mi. (244,100 sq. km). Cap.: London. Abbr.: U.K. Official name, United Kingdom of Great… …
55Tang Dynasty — For the band, see Tang Dynasty (band). Tang 唐 ← …
56Challenger expedition — An illustration of the ship. The Challenger expedition of 1872–76 was a scientific exercise that made many discoveries to lay the foundation of oceanography. The expedition was named after the mother vessel, HMS Challenger. Prompted by the Scot,… …
57Dragon boat — This article is about Dragon boats and racing. For the festivals and holidays associated with dragon boats, see Duanwu Festival. Dragon boat Traditional Chinese 龍舟 Simplified Chinese 龙舟 …
58Columbus, Christopher — Italian Cristoforo Colombo Spanish Cristóbal Colón born between Aug. 26 and Oct. 31?, 1451, Genoa died May 20, 1506, Valladolid, Spain Genoese navigator and explorer whose transatlantic voyages opened the way for European exploration,… …
59commercial fishing — Introduction the taking of fish and other seafood and resources from oceans, rivers, and lakes for the purpose of marketing them. Fishing is one of the oldest employments of humankind. Ancient heaps of discarded mollusk shells (shell… …
60tack — tack1 noun 1》 a small, sharp broad headed nail. ↘N. Amer. a drawing pin. 2》 a long stitch used to fasten fabrics together temporarily, prior to permanent sewing. 3》 a course of action: there is no reason for them to change tack now. 4》… …
