Opera is My Hobby - Ben Heppner (series VII, n. 627); "La Fenice" (series VII, n. 628); Rubenstein's "The Demon" (series VII, n. 629); Operatic Husbands and Wives (series VII, n. 630-631)

Opera is My Hobby - Ben Heppner (series VII, n. 627); "La Fenice" (series VII, n. 628); Rubenstein's "The Demon" (series VII, n. 629); Operatic Husbands and Wives (series VII, n. 630-631), Box: 12, Folder: 46. Personal Papers of James E. Seaver, PP 534. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/163691 Accessed December 25, 2025.