OCEAN SHIPPING

BY

ERICH W. ZIMMERMANN, Ph.D.

ASSOCIATE PROFESSOR

OF ECONOMICS, UNIVERSITY OF
NORTH CAROLINA

KNOWLEDGE
Is BACK

OF ALL
BUSINESS

PRENTICE-MALL

NEW YORK

PRENTICE-HALL, INC.

4460

Mar 13,183 1

HARVARD COLLEGE LIBRARY
HISTORY, GOVERNMENT
AND ECONOMICS
TUTORIAL COLLECTION

HARVARD
UNIVERSITY
LIBRARY

COPYRIGHT, 1921, BY PRENTICE-HALL, Inc.

All Rights Reserved

To My Wife

in appreciation of her devoted and unselfish assistance in the preparation of this volume.