* Alan Turing: The Enigma of Intelligence by Andrew Hodges. The definitive biography, with lots of detailed explanations of his work. * Making Software, edited by Oram & Wilson. A bunch of papers about evidence-based software engineering. * Beautiful Code, also edited by Oram & Wilson. A bunch of papers about especially elegant pieces of software. * Eiffel, by Bertrand Meyer. What Java should have been. * The Devil's DP Dictionary, by Stan Kelly Bootle. A satirical look at the computer industry circa 1980. * The Jargon File. (http://www.catb.org/jargon/html/). The language of the Elder Days. * Facts and Fallacies of Software Engineering by Robert Glass. * The Pragmatic Programmer by Hunt & Thomas.
Also recommended in this reply