536 Puzzles and Curious Problems

COPYRiGHT © 1967 CHARLES SCRIBNER'S SONS

This book published simultaneously in the

United States of Amenca and in Canada-

Copynght under the Berne Convention

All nghts reserved No part of this book may

be reproduced in any form without the per-

mission of Charles Scnbner's Sons

Printed in the United States of Amenca

LIbrary of Congress Catalog Card Number 67-