Opera is My Hobby - "Hansel and Gretel" (series VII, n. 468); "Voss" (series VII, n. 469); Rudolph Berger (series VII, n. 470); Favorite Singers of Some Conductors (series VII, n. 471), Box: 12, Folder: 8. Personal Papers of James E. Seaver, PP 534. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/163653 Accessed May 17, 2024.