This site requires Javascript to be turned on. Please enable Javascript and reload the page. To Protect and Preserve: An Early History of the Forest Preserve District of Cook County, Illinois, 1900-1930 Main Menu Introduction Foundations Preserves Challenges Success Legacy About this exhibit Additional resources 1 2023-06-16T13:35:10-05:00 Dan Harper eff3db32ed95b3efe91d381826e2c10c145cd452 13 11 plain 2023-11-03T09:52:09-05:00 Dan Harper eff3db32ed95b3efe91d381826e2c10c145cd452 People important for the creation of the Forest Preserve District of Cook CountyOrganizations important for the creation of the Forest Preserve District of Cook CountyForest Preserve District of Cook County records research guideSpecial Collections and University Archives, University of Illinois Chicago LibraryUniversity of Illinois Chicago Library Digital Collections This page has paths: 1 2020-07-30T16:41:39-05:00 Dan Harper eff3db32ed95b3efe91d381826e2c10c145cd452 About this exhibit Dan Harper 59 plain 1809 2023-10-06T13:34:26-05:00 Dan Harper eff3db32ed95b3efe91d381826e2c10c145cd452