Aircraft
LÓPEZ, Rafael A. Permuy & PÉREZ, Artemio Mortera
Bristol "Bulldog"
Perfiles Aeronauticos 9
LUMSDEN, Alec & THETFORD, Owen
On Silver Wings - RAF Biplane Fighters Between the Wars
MOYES, Philip (ed.)
Aircraft Illustrated Extra - Bombers
No. 5 - August 1970
Content includes the Handley Page Hampden, Arado Ar 234, USAAF aircraft forced landed in Sweden during WWII, de Havilland 9A ('Ninak') and the story of Group Captain T. G. Mahaddie.
MUNSON, Kenneth
Fighters Between the Wars 1919-39
Blandford Colour Series - The Pocket Encyclopaedia of World Aircraft in Colour
Colour aircraft drawings with technical details, descriptions and histories. In the popular Blandford world aircraft series, first produced in the late 1960s, and later published or reprinted as part of the 'Blandford Colour Series'.