Date of Version
January 1932
Recommended Citation
Purdue Road School, "Publications of the Engineering Extension Department" (1932). Purdue Road School. 38.
https://docs.lib.purdue.edu/roadschool/1932/proceedings/38
Start Date
1-25-1932 12:00 AM
COinS
Jan 25th, 12:00 AM
Publications of the Engineering Extension Department