Williams, F.A.-concerning their mining venture, 6 stamped envelopes, 7/3/1896-9/17/1897, Box: 2, Folder: 23. Personal Papers of Lewis L. Dyche, PP 66. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/183136 Accessed May 22, 2024.