Date of Version
April 1958
Recommended Citation
Johnson, A E., "The County Road Problem and the Interstate System" (1958). Purdue Road School. 6.
https://docs.lib.purdue.edu/roadschool/1958/proceedings/6
Start Date
4-7-1958 12:00 AM
COinS
Apr 7th, 12:00 AM
The County Road Problem and the Interstate System