Autographs of friends and family, 1887-1895, 1899-1907, Box: 2, Folder: 23-24. Voth, Unruh, and Banman families collection, RH MS 1455. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/372816 Accessed May 12, 2024.