by John Wyndham
   Anthology copyright © Sphere Books Ltd 1973
   Introduction copyright © Leslie Flood 1973
   Bibliography copyright © Gerald Bishop 1973
   ACKNOWLEDGMENTS
   The Lost Machine: Amazing Stories, 1932
   The Man from Beyond: Wonder Stories, 1934
   Perfect Creature: Tales of Wonder, 1937
   The Trojan Beam: Fantasy, 1939
   Vengeance by Proxy: Strange Stories, 1940
   Adaptation: Astounding Science Fiction, 1949
   Pawley's Peepholes: Science Fantasy, 1951
   The Red Stuff: Marvel Science Stories, 1951
   And the Walls Came Tumbling Down: Startling Stories, 1951
   Dumb Martian: Galaxy Science Fiction, 1952
   Close Behind Him: Fantastic, 1953
   The Emptiness of Space: New Worlds, 1960
   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.
   Set in Linotype Times
   Printed in Great Britain by
   Richard Clay (The Chaucer Press) Ltd, Bungay, Suffolk.
   ISBN 0 7221 9369 6