Miscellaneous photos related to radar work Seven photographs and one negative relating to Hanbury Brown's work on radar and his colleagues Herry Tizard (black and white candid portrait) and Robert Watson-Watt (formal black and white portrait and snapshot of his gravestone). Subjects as follows: Orfordness from the air (colour negative of National Trust photo) Avro Anson maritime patrol aircraft, K6260, in flight over 3 ships (colour artist's impression/hand coloured?) Robert Hanbury Brown in later life outside 'Hut 40' Radar, Air-to-Surface Vessel echo of the ship 'Courageous' that led to the development of ASV radar technology (black and white, 2 copies, one wth slightly greater magnification)