perimeter control
81RAF Usworth — was a Royal Air Force station near Sunderland which closed in 1958, becoming Sunderland Airport. The site has since been redeveloped as a factory for Nissan cars following the closure of the airport in 1984. Early History The airfield that… …
82Sensornetz — Ein Sensornetz (von engl. wireless sensor network) ist ein Rechnernetz von Sensorknoten, winzigen („Staubkorn“) bis relativ groß („Schuhkarton“) per Funk kommunizierenden Computern, die entweder in einem infrastruktur basierten (Basisstationen)… …
83Water polo — is a team water sport. A team consists of six field players and one goalkeeper. The winner of the game is the team that scores more goals. Gameplay involves swimming, players passing the ball while being defended by opponents, and scoring by… …
84Seismic retrofit — Seismic retrofitting is the modification of existing structures to make them more resistant to seismic activity, ground motion, or soil failure due to earthquakes. Other retrofit techniques are applicable to areas subject to tropical cyclones,… …
85Citadel of Arbil — Kurdish: Qelay Hewlêr, Arabic: قلعة أربيل Arbil, Iraq …
86First Battle of Naktong Bulge — Part of the Battle of Pusan Perimeter …
87Missouri — This article is about the U.S. state of Missouri. For the river, see Missouri River. For other uses, see Missouri (disambiguation). State of Missouri …
88Airport security — refers to the techniques and methods used in protecting airports and aircraft from crime. Large numbers of people pass through airports. Such gatherings present a target for terrorism and other forms of crime due to the number of people located… …
89People's Park — in Berkeley, California, USA is a park off Telegraph Avenue, bounded by Haste and Bowditch Streets and Dwight Way, near the University of California, Berkeley. The park was created during the radical political activism of the late 1960s. Today it …
90Battle of Manila (1898) — Infobox Military Conflict conflict=Battle of Manila caption= partof=the Spanish American War date=July 25 August 13, 1898 place=Manila, Philippines result=Filipino and American victory combatant1=flagicon|USA|1896 United States… …
