Penguin Books Ltd, Harmondsworth, Middlesex
Australia: Penguin Books Pty Ltd, 762 Whitehorse Road,
Mitcham, Victoria
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First published in the U.S.A. 1940
First published in Great Britain by Eyre & Spottiswoode 1940
Published in Penguin Books 1962
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Made and printed in Great Britain
by Cox and Wyman Ltd
London, Reading, and Fakenham
Set in Monotype Times Roman
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