Along Verdigris River on way to Independence, KS/Jim's cottage at Altoona, June 7-9, 1911, Box: 49, Folder: F:227. Bourquin family collection, RH MS G61. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/478481 Accessed June 26, 2024.