"Excerpts from the Douglas County Guide Plan: A Planning Guide for the Unincorporated Portions of Douglas County, 1975-2000", Box: 22, Folder: 10. Richard B. Sheridan papers, RH MS 1468. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/549709 Accessed May 12, 2024.