Tcl/Tk in a Nutshell
Paul Raines & Jeff Tranter
The AWK Programming Language, 2nd Edition
Brian W. Kernighan & Alfred V. Aho & Peter J. Weinberger
The Blind Spot: Science and the Crisis of Uncertainty
William Byers
What You Don't Know You Know
Ken Eisold
The Tudors: The Complete Story of England's Most Notorious Dynasty
G. J. Meyer