Wittgenstein: Philosophy in an Hour
Paul Strathern
Codes, Ciphers, and Secret Languages
Fred B. Wrixon
Who's Who in Non-Classical Mythology
Egerton Sykes & Edgerton Skyes & Alan Kendall
Numerical Solution of Integral Equations
Michael A. Golberg
C. S. Lewis's Mere Christianity: A Biography
George M. Marsden
The Secret of the Cathars
Michael Hillier
Adventure, Mystery, Romance (4)