COPYRIGHT, 1948, BY RANDOM HOUSE, INC.

All rights reserved under International and

Pan-American Copyright Conventions

Published as a SIGNET BOOK

By Arrangement with Random House, Inc.

FIRST PRINTING, SEPTEMBER, 1949

SECOND PRINTING, DECEMBER, 1949

THIRD PRINTING, JANUARY, 1950

FOURTH PRINTING, OCTOBER, 1953

FIFTH PRINTING, OCTOBER, 1955

SIXTH PRINTING, OCTOBER, 1956

SEVENTH PRINTING, MARCH, 1958

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PRINTED IN THE UNITED STATES OF AMERICA