Front matter
Reading edition
[Transcriber Note: Extensive research did not uncover any evidence that the U.S. copyright on this publication was renewed.]
A BERKLEY MEDALLION BOOK published by THE BERKLEY PUBLISHING CORPORATION
COPYRIGHT © 1961, BY MURRAY LEINSTER
Published by arrangement with the author
BERKLEY EDITION, AUGUST, 1961
BERKLEY MEDALLION BOOKS are published by Berkley Publishing Corporation 101 Fifth Avenue, New York 3, N. Y.
Printed in the United States of America