Knowledge, Theory of books

A Treatise of Human Nature Being an Attempt to Introduce the Experimental Method Into Moral Subjects; and Dialogues Concerning Natural Religion

David Hume

An enquiry concerning the principles of natural knowledge

Alfred North Whitehead

The Philosophy of Spiritual Activity A Modern Philosophy of Life Developed by Scientific Methods

Rudolf Steiner

Kennisleer contra Materie-Realisme: Bijdrage tot "Kritiek" en Kantbegrip

Leo Polak

On the theory of the infinite in modern thought: Two introductory studies

Eleanor F. Jourdain

Logica

Andres Piquer

The Senses and the Mind

Anonymous

The Problem of Truth

Herbert Wildon Carr

Die Philosophie der Freiheit: Grundzüge einer modernen Weltanschauung

Rudolf Steiner

Kant-breviarium: Kant világnézete és életfelfogása

Immanuel Kant

On Sameness and Identity: A Psychological Study Being a Contribution to the Foundations of a Theory of Knowledge

George Stuart Fullerton

The Misuse of Mind

Karin Stephen

Θεαίτητος

Plato

Beitrag zur Beurteilung der Lehren Machs: Inaugural-Dissertation zur Erlangung der Doktorwürde

Robert Musil