Oxford Dictionary of National Biography | Ekco Radar The secret development of British radar |
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Watson-Watt, Sir Robert; The Pulse of Radar, Dial Press, 1959• History and details of various British radar systems• University Education in Dundee 1881—1981: A Pictorial History | Anecdotal account of the carriage of the world's first high power cavity magnetron from Britain to the US during WW2 |