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 1962
Published in Pelican Books 1960
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Made and Printed in Great Britain
by Cox and Wyman Ltd,
London, Reading and Fakenham
Set in Monotype Imprint