American ed. (New York, Harper) has title: Touchstone for ethics, 1893-1943
Includes bibliographical references
Historical and critical, by Julian Huxley.- Prolegomena, written by T.H. Huxley as an introd. to Evolution and ethics.- Evolution and ethics, Romanes lecture delivered by T.H. Huxley in 1893.- Evolutionary ethics, Romanes lecture delivered by Julian Huxley in 1943.- The vindication of Darwinism, by Julian Huxley, 1945.- Conclusion, by Julian Huxley