Fundamental Principles of the Metaphysics of Ethics

Kant's Introduction to Logic and His Essay on the Mistaken Subtility of the Four Figures

Prolegomena

Perpetual Peace; 0

Analytic of the Beautiful, from the Critique of Judgment. with Excerpts from Anthropology from a Pragmatic Viewpoint. Second Book

Prolegomena and Metaphysical Foundations of Natural Science. Translated from the Original with a Biography and Introduction by Ernest Belfort Bax