Opera is My Hobby - Dougraff-Fassbaender (series VII, n. 328); Verdi's "Attila" (series VII, n. 329); Rossi-Lemeni (series VII, n. 330); "Don Carlo" (series VII, n. 331)

Opera is My Hobby - Dougraff-Fassbaender (series VII, n. 328); Verdi's "Attila" (series VII, n. 329); Rossi-Lemeni (series VII, n. 330); "Don Carlo" (series VII, n. 331), Box: 11, Folder: 47. Personal Papers of James E. Seaver, PP 534. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/163618 Accessed November 10, 2025.