Penguin Books Ltd, Harmondsworth, Middlesex
U.S.A.: Penguin Books Inc, 3300 Clipper Mill Road, Baltimore 11, Md
Canada: Penguin Books (Canada) Ltd, 178 Norseman Street Toronto 18, Ontario
Australia: Penguin Books Pty Ltd, 762 Whitehorse Road, Mitcham, Victoria
South Africa: Penguin Books (S.A.) Pty Ltd, Gibraltar House,
Regent Road, Sea Point, Cape Town
__
First published 1956
Made and printed in Great Britain by The Whitefriars Press ltd London and Tonbridge