"At the Ampitheater: Between the First and Second Movements of Beethoven's Sonata No. 23 in F Minor, Apposionata, Op. 57," "At the Hilton," "At the Sheraton", 1996, Box: 11, Folder: 12. Thomas Zvi Wilson Papers, RH MS 1344. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/184202 Accessed December 02, 2024.