Alex Debogorski
Unknown Author
[author not identified]
Arizona. Traffic Engineering Division.
James Morgan
National Research Council (U.S.) Transportation Research Board
Kenneth W. Heathington
William Henry Breithaupt
New Cross Trust
United States. Army. Corps of Engineers.
National Research Council (U.S.). Transportation Research Board
United States. Congress. Senate. Committee on Interstate Commerce. Subcommittee on S. 18.
Jon P. Beckmann
Maryland. State Highway Administration.
Hamilton Galloway
P. Andreev
Anne Haviland Hubbs
National Research Council (U.S.). Transportation Research Board. Meeting
National Research Council (US)