EDITED BY

EMORY R. JOHNSON, PH.D., Sc.D.

PRINCIPLES OF

OCEAN TRANSPORTATION

APPLETONS' RAILWAY SERIES
Edited by EMORY R. JOHNSON

PRINCIPLES OF RAILROAD TRANSPORTATION

By EMORY R. JOHNSON, Ph.D., Sc.D., and THURMAN W. Van Metre, A.M., Ph.D. PRINCIPLES OF OCEAN TRANSPOR.

TATION

By EMORY R. JOHNSON, Ph.D., Sc.D., and
GROVER G. HUEBNER, Ph.D.
RAILROAD ADMINISTRATION
By RAY MORRIS, M.A.
RAILROAD TRAFFIC AND RATES
Vol. I.-The Freight Service.

Vol. II.-Passenger, Express and Mail Service
By EMORY R. JOHNSON, Ph.D., Sc.D., and
GROVER G. HUEBNER, Ph.D.

RAILROAD FINANCE

By FREDERICK A. CLEVELAND, Ph.D., and
FRED WILBUR Powell, A.M.

RAILROAD ACCOUNTING

By WILLIAM E. HOOPER
REGULATION OF RAILROADS and PUB.
LIC UTILITIES IN WISCONSIN
By FRED L. HOLMES

D. APPLETON & COMPANY, NEW YORK

169 C

OCEAN TRANSPORTATION

BY

EMORY R. JOHNSON, PH.D., Sc.D.

PROFESSOR OF TRANSPORTATION AND COMMERCE IN THE UNIVERSITY OF PENNSYLVANIA.
AUTHOR OF
“ELEMENTS OF TRANSPORTATION," "THE PANama canal and COMMERCE," ETC.

AND

GROVER G. HUEBNER, PH.D.

ASSISTANT PROFESSOR OF TRANSPORTATION AND COMMERCE

IN THE UNIVERSITY OF PENNSYLVANIA.
AUTHOR OF “AGRICULTURAL COMMERCE," ETC.

INTER

FFOLID

ILLUSTRATED WITH HALF-TONES, MAPS,
AND DIAGRAMS

D. APPLETON AND COMPANY

NEW YORK

LONDON

1918