First Edition March 1926 Reprinted June 1926 Reprinted January 1927 Cheaper Edition June 1929 Reprinted January 1933 Reprinted (with a new Preface) January 1937 Published in Pelican Books 1938 Reprinted March 1940
All Rights Reserved
To DR. CHARLES GORE with affection and gratitude
Made and printed in Great Britain for Penguin Books Limited by Purnell and Sons, Ltd. Paulton (Somerset) and London