Heavy Traffic On The Dan Ryan Expressway In Chicago Illinois. It Is The Busiest In The United States With 254,700 Vehicles Daily, 10/1973
| Uploaded by | U.S. National Archives |
|---|---|
| License | No known copyright restrictions |
| Comments | 0 |
| Favorites | 21 |
| Views | 27,560 |
| Date taken | 1973-10 |
| Date uploaded | 2013-04-23 |
| Tags | usnationalarchives, environmentalprotectionagency, documerica, chicago, africanamerican, nara:arcid=556194 |
| Visibility | public |