Audio cassette: Mark Hindsley (Band), Harry Begian (Band), Frederick Fennell (Band), and Eugene Ormandy [op. 43b] (Orchestra), Case: 6. Personal papers of Robert E. Foster, PP 627. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/458270 Accessed November 23, 2024.