Chicago Transit Authority (CTA) Publications
- Annual report of the Chicago Rapid Transit Company.Library has in print: 1915-1945
- Annual report. Chicago Transit Authority.Library has in print: 1945-1974
Regional Transportation Authority (RTA) Publications
- Comprehensive annual financial report / RTA, Illinois Regional Transportation Authority.Library has in print: 1983, 1989-1998
- Annual report for the year ended ... / Regional Transportation Authority.Library has in print: 1974-2007
Transit Data
- CTA Open Data PortalAccess to publicly available data on the CTA.
- RTA Data PortalPublicly available data from the RTA
- Regional Transportation Authority FactbookLibrary has in print: 1988, 1992-1993,1998
