Opera is My Hobby - Mardones (series III, n. 8)

Opera is My Hobby - Mardones (series III, n. 8), Box: 9, Folder: 56. Personal Papers of James E. Seaver, PP 534. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/163496 Accessed December 25, 2025.