Harper, William (1839-1932) and Harriet (1843-1939), 1997-2004, Box: 2, Folder: 21. Katie Armitage research on African Americans in Douglas County, Kansas, RH MS 1390. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/256228 Accessed April 26, 2024.