base hole
51Origins of baseball — Part of the Baseball series on History of baseball • Origins of baseball • Early years • First league • Knickerbocker Rules • Massachusetts rules • Alexander Cartwright • …
52semiconductor device — ▪ electronics Introduction electronic circuit component made from a material that is neither a good conductor nor a good insulator (hence semiconductor). Such devices have found wide applications because of their compactness, reliability,… …
53Outhouse — This article is about a type of building or structure used primarily as a toilet . For other uses, see Outhouse (disambiguation). An outhouse at Goat Peak, 6,305 ft (1,922 m) above sea level An outhouse is a small structure separate from a main… …
54POTTERY — appears for the first time in the Neolithic period, around the middle of the sixth millennium B.C.E. For two reasons, it serves as a major tool for the archaeological study of the material culture of ancient man: first because of its extensive… …
55Hydrothermal vent — Marine habitats White smokers emitting liquid carbon dioxide at the Champagne vent, Northwest Eifuku volcano, Marianas Trench Marine National Monument Littoral zone …
56Stargate (device) — For episodes of the television series, see List of Stargate SG 1 episodes, List of Stargate Atlantis episodes, and List of Stargate Universe episodes. A Stargate from Stargate SG 1. A Stargate is a portal device within the Stargate fictional… …
57GPO telephones — The United Kingdom s General Post Office (GPO) had a number of telephones that were provided by them for connection to their exchanges. Until 1982 the GPO had a monopoly on the provision of all telephones within the UK and so the range was… …
58explosive — explosively, adv. explosiveness, n. /ik sploh siv/, adj. 1. tending or serving to explode: an explosive temper; Nitroglycerin is an explosive substance. 2. pertaining to or of the nature of an explosion: explosive violence. 3. likely to lead to… …
59hand tool — any tool or implement designed for manual operation. * * * Introduction any of the implements used by craftsmen in manual operations, such as chopping, chiseling, sawing, filing, or forging. Complementary tools, often needed as auxiliaries to… …
60Dates of 2004 — ▪ 2005 January It turns out we were all wrong, probably, in my judgment. David Kay, former U.S. chief weapons inspector in Iraq, in testimony to the U.S. Senate Armed Services Committee, January 28 January 1 Haitian Pres. Jean… …
