Found 103 books 
[en] Introduction to Mathematical Philosophy Dover Publications
[fr] La Conquete Du Bonheur Payot
[en] The ABC of Relativity Lulu.com
[pt] No Que Acredito L&PM Pocket
[it] Teoria E Pratica Del Bolscevismo Newton Compton
[en] The Conquest of Happiness Routledge
[en] The Art of Philosophizing Philosophical Library/Open Road
[en] Power · A New Social Analysis (Routledge Classics) Routledge Classics
[en] The Prospects of Industrial Civilization Routledge
[en] An Outline of Philosophy Routledge
[en] Fact and Fiction Routledge
[en] What I Believe Routledge
[it] Elogio dell'ozio Longanesi
[it] L'ABC Della Relatività Longanesi
![[Gutenberg 37090] • Our Knowledge of the External World as a Field for Scientific Method in Philosophy](/cover/FSSKsAVp0kHVAZUY/small/[Gutenberg%2037090]%20%e2%80%a2%20Our%20Knowledge%20of%20the%20External%20World%20as%20a%20Field%20for%20Scientific%20Method%20in%20Philosophy.jpg)
![[Gutenberg 25447] • Mysticism and Logic and Other Essays](/cover/DSwqYxyyZlQCoSXq/small/[Gutenberg%2025447]%20%e2%80%a2%20Mysticism%20and%20Logic%20and%20Other%20Essays.jpg)
[en] [Gutenberg 25447] • Mysticism and Logic and Other Essays Createspace Independent Publishing Platform
![[Gutenberg 55610] • Why Men Fight / A method of abolishing the international duel](/cover/rbN-re6BrFcUPUom/small/[Gutenberg%2055610]%20%e2%80%a2%20Why%20Men%20Fight%20/%20A%20method%20of%20abolishing%20the%20international%20duel.jpg)
[en] [Gutenberg 55610] • Why Men Fight / A method of abolishing the international duel Cosimo Classics
![[Gutenberg 5827] • The Problems of Philosophy](/cover/7L93aWjTvTxH_LIb/small/[Gutenberg%205827]%20%e2%80%a2%20The%20Problems%20of%20Philosophy.jpg)
[en] [Gutenberg 5827] • The Problems of Philosophy Atom Press
[es] La conquista de la felicidad Debolsillo
[es] Ensayos filosóficos Alianza