Opera is My Hobby - Sigrid Onegin (series VII, n. 429); Nicolai Gedda in Viennese Operetta (series VII, n. 430); Grace Moore (series VII, n. 431); Wilhelm Rode (series VII, n. 432), Box: 11, Folder: 73. Personal Papers of James E. Seaver, PP 534. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/163644 Accessed June 14, 2024.