Experience with Traffic Actuated Signals

Authors

Eric G. Thorson, Illinois Division of Highways

Date of Version

April 1955

Recommended Citation

Thorson, Eric G., "Experience with Traffic Actuated Signals" (1955). Purdue Road School. 19.
https://docs.lib.purdue.edu/roadschool/1955/proceedings/19

Start Date

4-11-1955 12:00 AM