2,000 Years of Christ's Power Vol. 2: The Middle Ages
Nick R. Needham
Dictionary of Science and Technology
Simon Collin
Great books of the Western World - Volume 43
Encyclopaedia Britannica, Inc.
An Unfinished Life: John F. Kennedy, 1917-1963
Robert Dallek
An Introduction to Middle English
Simon Horobin & Jeremy J. Smith
Gurdjieff
Gil Friedman