Penguin Books Ltd, Harmondsworth, Middlesex, England
Penguin Books Inc., 7110 Ambassador Road, Baltimore, Md 21207, U.S.A.
Penguin Books Australia Ltd, Ringwood, Victoria, Australia
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Published in Great Britain by Jonathan Cape 1967
Published in Pelican Books 1970
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Copyright © Justin Kaplan, 1966
Previously unpublished material controlled by The Mark Twain Company
Copyright © 1966 by The Mark Twain Company
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Made and printed in Great Britain
by Hazell Watson & Viney Ltd
Aylesbury, Bucks
Set in Linotype Baskerville
This book is sold subject to the condition that it shall not, by way of trade or otherwise, be lent, re-sold, hired out, or otherwise circulated without the publisher’s prior consent in any form of binding or cover other than that in which it is published and without a similar condition including this condition being imposed on the subsequent purchaser