army radar research and development establishment

  • 514.5 inch (114 mm) Mark 8 naval gun — The 4.5 inch (114 mm) Mark 8 is a British naval gun system. The 4.5 inch gun has been the standard medium gun calibre of the Royal Navy for use against surface, aircraft and shore targets since 1938. The current weapon replaced the earlier… …

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  • 52Schonland — Dieser Artikel oder Abschnitt bedarf einer Überarbeitung. Näheres ist auf der Diskussionsseite angegeben. Hilf mit, ihn zu verbessern, und entferne anschließend diese Markierung. Sir Basil Ferdinand Jamieson Schonland (* 2. Februar 1896 in… …

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  • 53Basil Schonland — Sir Basil Ferdinand Jamieson Schonland (* 2. Februar 1896 in Grahamstown, Südafrika; † 24. November 1972 in Winchester) war ein südafrikanischer Physiker und Meteorologe. Inhaltsverzeichnis 1 Leben 2 Veröffentlichungen …

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  • 54international relations — a branch of political science dealing with the relations between nations. [1970 75] * * * Study of the relations of states with each other and with international organizations and certain subnational entities (e.g., bureaucracies and political… …

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  • 55Military Affairs — ▪ 2009 Introduction        Russia and Georgia fought a short, intense war in 2008, fueling global fears of a new Cold War. On August 7 Georgia launched an aerial bombardment and ground attacks against its breakaway province of South Ossetia.… …

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  • 56Hanscom Air Force Base — For the civil airport use of this facility, see Hanscom Field Infobox Airport name = Hanscom Field Hanscom Air Force Base nativename = Part of Air Force Materiel Command (AFMC) image width = 300 caption = Hanscom AFB 29 March 1995 IATA = BED ICAO …

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  • 57Diffusion of technology in Canada — This article outlines the history of the diffusion or spread of technology in Canada. Technologies chosen for treatment here include, in rough order, transportation, communication, energy, materials, industry, public works, public services… …

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  • 58space exploration — Investigation of the universe beyond Earth s atmosphere by means of manned and unmanned spacecraft. Study of the use of rockets for spaceflight began early in the 20th century. Germany s research on rocket propulsion in the 1930s led to… …

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  • 59United States — a republic in the N Western Hemisphere comprising 48 conterminous states, the District of Columbia, and Alaska in North America, and Hawaii in the N Pacific. 267,954,767; conterminous United States, 3,022,387 sq. mi. (7,827,982 sq. km); with… …

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  • 60Signals intelligence in modern history — This article is a subset article of the article Signals intelligence, which addresses the unifying conceptual and technical factors and common technologies in this intelligence discipline. This article deals with signals intelligence in the… …

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