(1) C S Dobinson 2000 Twentieth century fortifications in England, volume 7. Acoustics and radar: England's early warning systems 1915-1945
(2) Michael J. Anderton 2000 Twentieth century military recording project: World War Two radar stations
(3) World Wide Web page
Royal Air Force, Crown Copyright, 2005 http://www.raf.mod.uk/bob1940/11group.html [Accessed 14-JUL-2010]
Further information about monuments may be obtained by contacting Archive Services, through the
English Heritage website.