My Confession By: Leo Tolstoy

World as Will and Idea, Vol. 2 of 3 By: Arthur Schopenhauer

Introduction to Mathematical Philosophy By: Bertrand Russell

Human Sacrifice By: John Emerich Edward Dalberg-Acton

World as Will and Idea Volume 1 By: Arthur Schopenhauer

Quatrains of Omar Khayyam of Nishapur By: Omar Khayyám

Vairagya Shatakam By: Bhartṛhari

Theologico-Political Treatise By: Benedict de Spinoza

Thoughts are Things (Version 2) By: Prentice Mulford

American Philosophy Collection Vol. 1 By: Various

Defence of Idealism By: May Sinclair

Quintessence of Ibsenism By: George Bernard Shaw

Philosophy of Logical Atomism By: Bertrand Russell

Our Knowledge of the External World: As a Field for Scientific Method in Philosophy By: Bertrand Russell

Journal of John Woolman By: John Woolman

Essays in Experimental Logic By: John Dewey

Mysticism and Logic and Other Essays By: Bertrand Russell

Cosmos: A Sketch of a Physical Description of The Universe: Introduction By: Alexander von Humboldt

Final Report of the Advisory Committee on Human Radiation Experiments By: Advisory Committee on Human Radiation Experiments

Friendship By: Hugh Black

General View of Positivism By: Auguste Comte

Madman: His Parables And Poems and The Forerunner: His Parables And Poems By: Kahlil Gibran

World’s Story Volume I: China, Japan and the Islands of the Pacific By: Eva March Tappan

World’s Story Volume II: India, Persia, Mesopotamia and Palestine By: Eva March Tappan

World’s Story Volume III: Egypt, Africa and Arabia By: Eva March Tappan

Human Nature And Conduct - Part 1, The Place of Habit in Conduct By: John Dewey

Passages from the Life of a Philosopher By: Charles Babbage

Essay Concerning Human Understanding Book II By: John Locke

World’s Story Volume IV: Greece and Rome By: Eva March Tappan

Phenomenology of Mind, Volume 2 By: Georg Wilhelm Friedrich Hegel

Privilege of Pain By: Caroline Kane Mills Everett

History of Philosophy By: William Turner