Opera is My Hobby - Matzenauer (series VII, n. 227); Komlossy (series VII, n. 228); Bomarzo (series VII, n. 229); In Memoriam: Melchior (series VII, n. 230); "Hunyadi Lazlo" (series VII, n. 231), Box: 11, Folder: 27. Personal Papers of James E. Seaver, PP 534. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/163598 Accessed June 01, 2024.