Opera is My Hobby - Flagstad and Melchior, Wagnerian Revival (series I, n. 4); Caruso and Ruffo (series I, n. 8); Mainstays of the Met (series I, n. 9); Pinza and Chaliapin (series I, n. 10)

Opera is My Hobby - Flagstad and Melchior, Wagnerian Revival (series I, n. 4); Caruso and Ruffo (series I, n. 8); Mainstays of the Met (series I, n. 9); Pinza and Chaliapin (series I, n. 10), Box: 9, Folder: 47. Personal Papers of James E. Seaver, PP 534. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/163487 Accessed November 18, 2025.