Biggles - Secret Agent - Capt. W. E. (William Earl) Johns
London: Geoffrey Cumberlege Oxford University Press, Hardback, 1952, Hardback in Dust Wrapper £23.50
Biggles in Africa - W. E. (William Earl) Johns
London: Geoffrey Cumberlege Oxford University Press, Hardback, 1952, Hardback in Dust Wrapper £63.50