bertrand russell
MYSTICISM AND LOGIC AND OTHER ESSAYS
http://www.gutenberg.org/files/25447/25447-h/25447-h.htm
Proposed Roads to Freedom http://www.gutenberg.org/catalog/world/readfile?fk_files=1443259
https://en.wikipedia.org/wiki/A_History_of_Western_Philosophy
www.logicomix.com