Some artist information:
Squadron 44 appears to be signed "Schaap" but I'm not sure on the p.
The Unfeeling Sky is indeed Brian Knight - the image continues on the back - I'll get a better pic later.
A Killing for the Hawks is by Valigursky.
Australian Air Aces appears to be signed but I can't make it out. Can scan close if anyone really wants to know. The back of the book also has art - will post later.
Fighting the Flying Circus is signed GH
Aeroplane Construction and Assembly is signed Cuthbertson.
Contact is signed Tom Eaglin.
Hal Siegel credited with jacket design for
Goshawk Squadron.
Can't find the Munson.
Rest have no information I can find.
Dan