Tull, Cliffereda to Verlean Tidwell, 17 January 1982, Box: 4, Folder: 63, item: 63.1. Verlean Tidwell family papers, RH MS 1286. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/201372 Accessed July 26, 2024.