Cowell, Henry - history and theory texts Bauer, Marion. Twentieth Century Music: How it Developed, How to Listen to It. New York: G.P. Putnam's Sons, 1933. Charles E. Ives: Memos. Ed. by John Kirkpatrick. New York: W.W. Norton and Company, Inc., 1972. Cowell, Henry. "Folk Music in a Democracy." Proceedings of the Music Teachers National Association Series 38 (1944): 172-174. Cowell, Henry. "Hybrid Music." Proceedings of the Music Teachers National Association Series 39 (1945): 22-23. Cuthbertson, Pat & Cuthbertson, Tom. "Henry Cowell." Holt Music Biographies Grade 3. New York: Holt, Rinehart and Winston Publishers, 1988: B9-B10. Dunn, Robert. John Cage. New York: Henmar Press Inc. John Cage. Ed. by Paul Cummings. New York: Praeger, 1970. Salzman, Eric. Twentieth-Century Music: An Introduction. Englewood Cliffs, N.J.: Prentice-Hall, 1967. Whitesitt, Linda. The Life and Music of George Antheil, 1900-1959. Ann Arbor: UMI Research Press, 1983. 10/19/88