- PhilebusAuthor: Plato, Benjamin JowettLanguage: English
- Philo-Judæus of AlexandriaAuthor: Norman BentwichLanguage: English
- Philosophical Letters of Friedrich SchillerAuthor: Friedrich SchillerLanguage: English
- Philosophy and Religion: Six Lectures Delivered at CambridgeAuthor: Hastings RashdallLanguage: English
- Philosophy of OsteopathyAuthor: A. T. (Andrew Taylor) StillLanguage: English
- Physics and Politics, or, Thoughts on the application of the principles of "natural selection" and "inheritance" to political societyAuthor: Walter BagehotLanguage: English
- Physiologie du goûtAuthor: Brillat-SavarinLanguage: French
- Phänomenologie des GeistesAuthor: Georg Wilhelm Friedrich HegelLanguage: German
- Pirke Avot: The Sayings of the Jewish FathersAuthor: Joseph I. (Joseph Isaac) GorfinkleLanguage: English
- Pirke Avot: The Sayings of the Jewish FathersAuthor: Joseph I. (Joseph Isaac) GorfinkleLanguage: English
- Piru: Historiallinen katsaus pirun alkuperään, elämään ja toimintaanAuthor: Juho KujalaLanguage: Finnish
- Plato and PlatonismAuthor: Walter PaterLanguage: English
- Platons GastmahlAuthor: Plato, Rudolf KassnerLanguage: German
- Plays, Acting and Music: A Book Of TheoryAuthor: Arthur SymonsLanguage: English
- Plutarch's MoralsAuthor: Plutarch, 46-, A. R. (Arthur Richard) ShilletoLanguage: English
- Political IdealsAuthor: Bertrand RussellLanguage: English
- PoPHILO: Popular PhilosophyAuthor: DomLanguage: English
- Post-Prandial PhilosophyAuthor: Grant AllenLanguage: English
- Power Through ReposeAuthor: Annie Payson CallLanguage: English
- Practical EssaysAuthor: Alexander BainLanguage: English
- Practical EthicsAuthor: William De Witt HydeLanguage: English
- Practical Mysticism: A Little Book for Normal PeopleAuthor: Evelyn UnderhillLanguage: English
- PragmatismAuthor: D. L. (David Leslie) Murray, F. C. S. (Ferdinand Canning Scott) SchillerLanguage: English
- Pragmatism: A New Name for Some Old Ways of ThinkingAuthor: William JamesLanguage: English
- Preface to Major Barbara: First Aid to CriticsAuthor: Bernard ShawLanguage: English
- Principles of FreedomAuthor: Terence J. (Terence Joseph) MacSwineyLanguage: English
- Probabilities : An aid to FaithAuthor: Martin Farquhar TupperLanguage: English
- Problems of Conduct: An Introductory Survey of EthicsAuthor: Durant DrakeLanguage: English
- Problems of Immanence: studies critical and constructiveAuthor: Joseph WarschauerLanguage: English
- Professor Royce's Libel: A Public Appeal for Redress to the Corporation and Overseers of Harvard UniversityAuthor: Francis Ellingwood AbbotLanguage: English
- Progressive Morality: An Essay in EthicsAuthor: Thomas FowlerLanguage: English
- Proposed Roads to FreedomAuthor: Bertrand RussellLanguage: English
- ProtagorasAuthor: Plato, Benjamin JowettLanguage: English
- Quit Your Worrying!Author: George Wharton JamesLanguage: English
- Quotes and Images from Chesterfield's Letters to His SonAuthor: Chesterfield, Philip Dormer Stanhope, Earl of, David WidgerLanguage: English
- Quotes and Images From The Confessions of Jean Jacques RousseauAuthor: Jean-Jacques Rousseau, David WidgerLanguage: English
- Quotes and Images from the Memoirs of Jacques Casanova de SeingaltAuthor: Giacomo Casanova, David Widger, Arthur MachenLanguage: English
- Quotes and Images From The Works of Michel De MontaigneAuthor: Michel de Montaigne, David WidgerLanguage: English
- Rasselas, Prince of AbyssiniaAuthor: Samuel JohnsonLanguage: English
- Readings on Fascism and National Socialism: Selected by members of the department of philosophy, University of ColoradoAuthor: VariousLanguage: English
- Reason and Faith; Their Claims and Conflicts: From The Edinburgh Review, October 1849, Volume 90, No. CLXXXII. (Pages 293-356)Author: Henry RogersLanguage: English
- Recent Developments in European ThoughtAuthor: Francis Sydney MarvinLanguage: English
- Recent Tendencies in Ethics: Three Lectures to Clergy Given at CambridgeAuthor: W. R. (William Ritchie) SorleyLanguage: English
- Recreation by Viscount Grey of Fallodon, K.G.Author: Grey of Fallodon, Edward Grey, ViscountLanguage: English
- Rede zum Schuljahresabschluß am 29. September 1809Author: Georg Wilhelm Friedrich HegelLanguage: German
- Reflections; or Sentences and Moral MaximsAuthor: François duc de La Rochefoucauld, J. Hain (James Hain) Friswell, J. W. (John William) Willis BundLanguage: English
- Reform and Politics: Part 2 from The Works of John Greenleaf Whittier, Volume VIIAuthor: John Greenleaf WhittierLanguage: English
- Regrets sur ma vieille robe de chambre: Ou, avis à ceux qui ont plus de goût que de fortuneAuthor: Denis DiderotLanguage: French
- Reincarnation: A Study in Human EvolutionAuthor: Théophile Pascal, Fred RothwellLanguage: English
- Representative Men: Seven LecturesAuthor: Ralph Waldo EmersonLanguage: English
- Review of the Work of Mr John Stuart Mill Entitled, 'Examination of Sir William Hamilton's Philosophy.'Author: George GroteLanguage: English
- Revolutionist's Handbook and Pocket CompanionAuthor: Bernard ShawLanguage: English
- Rhetoric and Poetry in the Renaissance: A Study of Rhetorical Terms in English Renaissance Literary CriticismAuthor: Donald Lemen ClarkLanguage: English
- Rosa AlchemicaAuthor: W. B. (William Butler) YeatsLanguage: English
- Rousseau (Volume 1 and 2)Author: John MorleyLanguage: English
- Rudimental Divine ScienceAuthor: Mary Baker EddyLanguage: English
- Rudolph Eucken : a philosophy of lifeAuthor: Abel J. (Abel John) JonesLanguage: English
- Réflexions ou sentences et maximes moralesAuthor: François duc de La RochefoucauldLanguage: French
- Sa Ano Nabubuhay Ang TaoAuthor: Tolstoy, Leo, graf, Sofronio G. CalderónLanguage: Tagalog
- Sacred Books of the EastAuthor: Epiphanius Wilson, Aśvaghosha, 80?-, Thomas Carlyle, Samuel Beal, James DarmesteterLanguage: English