Improved criteria for traffic signals at individual intersections
By: [final report by] D. L. Gerlough and F. A. Wagner, Planning Research Corporation.
Contributors: Gerlough, Daniel L.; Wagner, Frederick A.
Series: National Cooperative Highway Research Program. Report ;; 32; NAS-NRC publication; 1477; Report (National Cooperative Highway Research Program) ;; 32.; Publication (National Research Council (U.S.)) ;; no. 1477.
Publisher: Highway Research Board
Published: 1967
Place of publication: [Washington]
Language: eng
Number of pages: 134
Subjects: Traffic signs and signals.
Notes: Bibliography: p. 132-134.