Letter from L.W. Keplinger to Col. J.L. Rinaker; Humboldt, Kansas, May 24, 1871, Box: 2, Folder: 41. Keplinger family papers, RH MS 737. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/26800 Accessed January 20, 2025.