Uniformity in highway traffic control
Report on traffic and safety Grand Rapids, Michigan
Road traffic and its control (roadmakers' library)
Road traffic and its control (roadmakers' library)
Manual of traffic engineering studies, 1945
Traffic control at signalized street intersections
Traffic planning report Louisville, Kentucky 1937-1938
Simplification of highway traffic
Street traffic bibliography, Erskine bur street traffic research Harvard Univ, Cambridge, Mass.
A traffic control plan for Kansas city