Date of Version
January 1936
Recommended Citation
Helm, Carl J., "The Construction of Small Treated-Timber Bridges in Dubois County, Indiana" (1936). Purdue Road School. 15.
https://docs.lib.purdue.edu/roadschool/1936/proceedings/15
Start Date
1-20-1936 12:00 AM
COinS
Jan 20th, 12:00 AM
The Construction of Small Treated-Timber Bridges in Dubois County, Indiana