Details

Eight page photocopy of a typed report stapled together titled ‘Detection and Location of Aircraft by Radio Methods’ a memorandum by W. Watson-Watt communicated to committee for S.S. of A.D. 27/2/35. At the top of the first page is handwritten ‘Sept 1979 – Xerox from Radar File in Science Museum London’. On the back page is stamped ‘This copy of Watson-Watt’s Memorandum of early February 1935 was kindly autographed by Sir Robert while on a visit to the Science Museum on 20th November 1957’.