Opera is My Hobby - In Memoriam: Clara Petrella (series VII, n. 472); Amelita Galli-Curci (series VII, n. 473); Andre D'Arkor (series VII, n. 474); Singers in Unaccustomed Music (series VII, n. 475), Box: 12, Folder: 9. Personal Papers of James E. Seaver, PP 534. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/163654 Accessed May 17, 2024.