Books by Illinois. Dept. of Transportation. Office of Policy and Planning:
Books in the extended shelves:
![[X-Info]](https://onlinebooks.library.upenn.edu/infouc.gif)
Illinois. Dept. of Transportation. Office of Policy and Planning: Traffic characteristics on Illinois highways (The Office, in the 20th century), also by Illinois. Dept. of Transportation. Office of Planning and Programming, Programming Illinois. Dept. of Transportation. Office of Planning, United States Federal Highway Administration, Programming Illinois. Dept. of Transportation. Office of Planning, and Illinois. Division of Highways. Bureau of Planning (page images at HathiTrust)- Illinois. Dept. of Transportation. Office of Policy and Planning: Work program and estimate of cost for highway planning and research for fiscal year ... (Illinois Dept. of Transportation, Office of Planning, programming and Environmental Science, in the 1st century), also by Illinois. Dept. of Transportation. Bureau of Materials and Physical Research. Physical Research Group and Programming Illinois. Dept. of Transportation. Office of Planning (page images at HathiTrust)
Find more by Illinois. Dept. of Transportation. Office of Policy and Planning at your library, or elsewhere.