Opera is My Hobby - Nozze di Figaro (series VI, n. 7); Hempel (series VI, n. 8); Les Huguenots (series VI, n. 9), Box: 10, Folder: 2. Personal Papers of James E. Seaver, PP 534. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/163518 Accessed May 16, 2024.