(1) C S Dobinson 2000 Twentieth century fortifications in England, volume 7. Acoustics and radar: England's early warning systems 1915-1945
Page(s)59,160
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(2) Michael J. Anderton 2000 Twentieth century military recording project: World War Two radar stations
Page(s)80
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(3) Cocroft, Wayne D; Thomas, Roger J C 2003 Cold War: Building for Nuclear Confrontation 1946-1989
Page(s)86-110
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(4) C.S. Dobinson 2000 Twentieth century fortifications in England. Volume XI.1. The Cold War (text)
Page(s)36-58
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(5) C.S. Dobinson 2000 Twentieth century fortifications in England. Volume XI.2. The Cold War (Appendices)
Page(s)151
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(6) Michael J. Anderton 2000 Twentieth Century Military Recording Project: Cold War Rotor Stations
Page(s)54
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(7) World Wide Web page
Royal Air Force, Crown Copyright 2005, 'Battle of Britain: 11 Group' http://www.raf.mod.uk/bob1940/11group.html [Accessed 14-JUL-2010]
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