Radar and Electronic Warfare 1939-1945 Personalities: Head and shoulders portrait of Sir Robert Alexander Watson-Watt CB LLD, Scientific Advisor on Tele-Communications at the Air Ministry. In 1936, he had proved that an aircraft could be detected by its echo as it passed through radio waves.

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Size: 1886px × 2649px
Photo credit: © piemags/archive/military / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: 2, conflict, military, war, world, ww2