Conn, Peter. “Innovation and Nostalgia: Charles Ives.” In The Divided Mind: Ideology and Imagination in America, 1898-1917, 230-250. Cambridge, UK: Cambridge University Press, 1983.

Clark, Sondra Rae. “The Evolving Concord Sonata: A Study of Choices and Variants in the Music of Charles Ives.” Ph.D. diss., Stanford University, 1972.

Clark, Sondra Rae. “The Elements of Choice in Ives’s Concord Sonata.” The Musical Quarterly 60 (1974): 167-186.

Call, William Anson. “A Study of the Transcendental Aesthetic Theories of John S. Dwight and Charles E. Ives and the Relationship of These Theories to Their Respective Work as Music Critic and Composer.” D.M.A. diss., University of Illinois, 1971.

Cage, John. “Two Statements on Ives.” In A Year from Monday: New Lectures and Writings, 36-42. Middletown, CT: Wesleyan University Press, 1967.

Bruce, Neely. “Ives and Nineteenth-Century American Music.” In An Ives Celebration: Papers and Panels of the Charles Ives Centennial Festival-Conference, edited by H. Wiley Hitchcock and Vivian Perlis, 29-43. Urbana, IL: University of Illinois Press, 1977.

Brooks, William. “Unity and Diversity in Charles Ives’s Fourth Symphony.” Yearbook for inter-American Musical Research 10 (1974): 5-49.

Brooks, William. “Sources and Errata List for Charles Ives’ Symphony No. 4, Movement II.” D.M.A. diss., University of Illinois, 1976.

Brooks, William. “Ives Today.” In An Ives Celebration: Papers and Panels of the Charles Ives Centennial Festival-Conference, edited by H. Wiley Hitchcock and Vivian Perlis, 209-23. Urbana, IL: University of Illinois Press, 1977.

Blum, Robert Stephen. “Ives’s Position in Social and Musical History.” The Musical Quarterly 63 (1977): 459-482.