Douglas County/Lawrence history, Folder 3 of 4: guide to historical markers, postcard with Lawrence map, Douglas County Historical Society newsletters, articles, 1977 - 1987, Box: 2, Folder: 35. John and Frances Peterson collection, RH MS 1330. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/195108 Accessed November 23, 2024.