40с

P R O D U CTION SERIES NU M BE R 12 8

TECHNICAL PROGRESS

IN

SHIPPING CONTAINERS

RALPH W. MARQUIS

U. S. FOREST SERVICE

ALBERT W. LUHRS

CONTAINER TESTING LABORATORIES, INC.

T. A. CARLSON

U. S. FOREST SERVICE ; (

Copyright, 1941, American Management Association

AMERICAN MANAGEMENT ASSOCIATION 3 3 0 ' W " 42nd STREET, NEW YORK. N. Y.