Henderson, Clayton W. The Charles Ives Tunebook. Bibliographies in American Music, 14, edited by James R. Heintze. Warren, MI: Harmonie Park Press, 1990.

Schulz, Thomas. “An Election oder Nov. 2, 1920: Ein politisches Lied von Charles E. Ives.” Musica 44/6 (November-December 1990): 367-370.

Burkholder, J. Peter. Listening to Charles Ives: Variations on His America. London, United Kingdom: Amadeus Press, 2021.

Harris, Ellen T. “Integrity and Improvisation in the Music of Handel.” Journal of Musicology 8/3 (Summer 1990): 301-315.

Slonimsky, Nicolas. Lectionary of Music: An Entertaining Reference and Reader’s Companion. New York, NY: McGraw-Hill, 1989.

Rathert, Wolfgang. Charles Ives. Erträge der Forschung. Darmstadt, Germany: Wissenschaftliche Buchgesellschaft, 1989.

Rathert, Wolfgang. “Aspekte Asthethik Modernität bei Ives und Mahler.” In Das Gustav-Mahler-Fest: Bericht über der Internationalen Gustav Mahler Kongress, edited by Matthia Theodor Vogt, 333-444. Kassel, Germany: Bärenreiter, 1991.

Mortenson, Gary Curtis and Robert Frederick Schmalz. “Perspectives on Charles Ives’s From the Steeples and the Mountains (1901).” Inter-national Trumpet Guild Journal 13/3 (1989): 25-27.

Copland, Aaron and Vivian Perlis. Copland Since 1943. New York, NY: St. Martin's Press, 1989.

Swafford, Jan. “The Trouble with Charlie.” Symphony 40/4 (July-August 1989): 78-81, 114-117.