Aspects of Scientific Explanation: And Other Essays in the Philosophy ...
Carl Gustav Hempel
Never a Dull Moment: A Libertarian Look at the Sixties
Murray Newton Rothbard
Citizen of the Galaxy
Robert A. Heinlein
Improving Instruction in Geometry and Measurement
Mary Kay Stein & Margaret Schwan Smith & Edward A. Silver
Deadly Deceits: My 25 Years in the CIA
Ralph W. McGehee
Infinity and the Mind: The Science and Philosophy of the Infinite
Rudy Rucker