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Chicago Tribune Archives (1849 to present)

Tribune Company corporate web site

Tribune Group Overview (external corporate profile)

Janet A. Ginsburg Chicago Tribune Collection (1880s to 1940s) (searchable database of 12,000 images on 5,500 pages, digitized and available for all educational uses worldwide)

Institutions that own print and microfilm of this newspaper at the Illinois Newspaper Project

John Tinney McCutcheon Editorial Cartoon Collection Collection of editorial cartoons published in the Chicago Tribune in the early twentieth century. (At the University of Missouri.)