Opera is My Hobby - Tibbett and Warren (series VII, n. 150); Singers who Changed Voice (series VII, n. 151); Eleanor Steber (series VII, n. 152); Vinay (series VII, n. 153); Julia Culp (series VII, n. 155); In Memoriam: Raoul Jobin (series VII, n. 156), Box: 11, Folder: 10. Personal Papers of James E. Seaver, PP 534. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/163581 Accessed May 16, 2024.