Charles W. Niessner
Michael J. Lysaght
R. W. Lyles
American Association of State Highway Officials.
Jodi L. Carson
National Research Council (US)
International Commission on Illumination.
K. W. Anderson
National Research Council (U.S.). Highway Research Board.
H. Gene Hawkins
McGregor Lynde
James E. Bryden
John M. Dale
Unknown Author
H. H. Meseberg
Don Killgore