Lt Cdr Alwyn Greenhalgh CEng FRAeS
Lt Cdr Alwyn Greenhalgh, CEng, FRAeS, with the Stevenson 1898 model he presented to the Royal Aeronautical Society in 1971
Picture No
10843484
Media ID
48060740
Size
4000px x 3004px
(1.2MB)
Credit
© The Royal Aeronautical Society (National Aerospace Library) / Mary Evans Picture Library
Source
Photograph from The Royal Aeronautical Society Archive
Date
1971
