Books by Karl Zimmerman:
Books in the extended shelves:
![[X-Info]](https://onlinebooks.library.upenn.edu/infouc.gif)
Zimmerman, Karl: Das Problem Belgien, oder: Es lege der Geuse! (E. Diederichs, 1915) (page images at HathiTrust; US access only)- Zimmerman, Karl: Incorporating safety into the highway design process (Texas Transportation Institute, Texas A&M University System, 2007), also by James A. Bonneson, Texas Transportation Institute, and Texas. Department of Transportation. Research and Technology Implementation Office (page images at HathiTrust)
- Zimmerman, Karl: Red-light-running handbook training (Texas Transportation Institute, Texas A & M University System, 2006), also by James A. Bonneson, Michael P. Pratt, Texas. Department of Transportation. Research and Technology Implementation Office, and Texas Transportation Institute (page images at HathiTrust)
Find more by Karl Zimmerman at your library, or elsewhere.