Tests on a whirlwind aircraft in the Royal Aircraft Establishment 24 feet wind tunnel (in 2 parts) /
Somerville, T. V.,author.
Duddy, R. R.,author.
Buxton, G. H. L.,author.
Great Britain.Aeronautical Research Committee,issuing body.
Great Britain.His Majesty's Stationery Office.
"June, 1940".