Copyright © 1967 by James H. Heineman, Inc.

All rights reserved under Pan American and International Copyright Conventions.

Published in Canada by General Publishing Company, Ltd., 30 Lesmill Road, Don Mills, Toronto, Ontario.

Published in the United Kingdom by Constable and Company, Ltd., 10 Orange Street, London WC 2.

This Dover edition, first published in 1971, is an unabridged republication of the work originally published in New York by James H. Heineman, Inc., in 1967. This edition is published by special arrangement with James H. Heineman, Inc., 19 Union Square West, New York, N. Y. 10003, publishers of the clothbound edition.

International Standard Book Number: 0-486-20980-6 Library of Congress Catalog Card Number: 77-177891

Manufactured in the United States of America Dover Publications, Inc. 180 Varick Street New York, N. Y. 10014