Thomson, Virgil. American Music since 1910. New York, New York: Holt, Rinehart and Winston, 1971.

Thompson, Randall. “The Contemporary Scene in American Music.” Musical Quarterly 18 (January 1932): 9-17.

Stambler, Bernard. “Four American Composers.” Juilliard Review II (Winter 1955): 7-16.

Smith, David Stanley. “A Study of Horatio Parker.” Musical Quarterly 16 (April, 1930): 153-163.

Slominsky, Nicolas. “Composer Who Has Clung to His Own Way.” Boston Evening Transcript. February 3, 1934, sec. 3, 4-5.

Seeger, Charles. “Henry Cowell.” Magazine of Art 33 (May 1940): 288-89, 322-25, 327.

Seeger, Charles. “Grass Roots for American Composers.” Modern Music 16 (March-April 1939): 143-149.

Seeger, Charles. “Charles Ives and Carl Ruggles.” Magazine of Art 32 (July 1939): 396-399, 435-437.

Rosenfeld, Paul. “When New York Became Central.” Modern Music 20 (January-February, 1943): 83-89.

“New York Artists Reshape America over the Week End.” New York Herald Tribune, July 10, 1932, sec. 1, 14.