Catharina Anna Berendt (Mrs. Henry) Fastenau with her daughter Bertha Fastenau (Mrs. S. W. Kufahl), Box: 2, Folder: 18. Bales family papers, RH MS 952. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/68871 Accessed April 30, 2024.