Books by Columbus Conference on Improved Highway Engineering Productivity:
Books in the extended shelves:
![[X-Info]](https://onlinebooks.library.upenn.edu/infouc.gif)
Conference on Improved Highway Engineering Productivity, Columbus, Ohio, 1966: Proceedings. (U.S. Dept. of Commerce, Bureau of Public Roads, 1966), also by Ohio. Department of Highways, United States. Bureau of Public Roads, and American Association of State Highway Officials. Committee on Electronics (page images at HathiTrust)
Find more by Columbus Conference on Improved Highway Engineering Productivity at your library, or elsewhere.