Lasker's Manual of Chess, 1925, is as famous in chess circles for its philosophical tone as for its content. Lehrbuch des Schachspiels, 1926 — English version
G.H. "The Wittgenstein Papers", The Philosophical Review. 78, 1969. Agassi, J. Ludwig Wittgenstein's Philosophical Investigations: An Attempt at a Critical
Hume's work parting from the interpretation of Hume's naturalistic philosophical programme). Ampleforth College's 'an introductionto religion and science'
Kelvin’s Baltimore Lectures and Modern Theoretical Physics: historical and philosophical perspectives, MIT Press ISBN 0-262-11117-9 "Lord Kelvin, Nineteenth