At lake, Kiwanis, Atc. and Hiawatha Horton picnic, Irwing and big fish, Father Bourquin and Russian olives, August 1931, Box: 54, Folder: F:732. Bourquin family collection, RH MS G61. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/478932 Accessed June 26, 2024.