Penguin Books Ltd, Harmondsworth, Middlesex
U.S.A.: Penguin Books Inc, 3300 Clipper Mill Road, Baltimore 11, Md
AUSTRALIA: Penguin Books Pty Ltd, 762 Whitehorse Road,
Mitcham Victoria
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First published by Cambridge University Press 1939
Revised edition published in Pelican Books 1959
Reprinted 1961, 1963
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Made and Printed in Great Britain
by The Whitefriars Press Ltd
London and Tonbridge
Set in Monotype Bembo
Gravure plates by Harrison & Sons Ltd
This book is sold subject to the condition that it shall not, by way of trade, be lent, re-sold, hired out, or otherwise disposed of without the publisher’s consent, in any form of binding or cover other than that in which it is published
