Penguin Books Ltd, Harmondsworth, Middlesex, England Penguin Books Pty Ltd, Ringwood, Victoria, Australia
First published by Eyre & Spottiswoode 1962 Published in Penguin Books 1966 Copyright © Colin Watson, 1962
Made and printed in the Netherlands by N.V. Drukkerij Bosch Utrecht Set in Linotype Garamond
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