Johannes Riedel. “Ives and Church Music.” Lecture, Ives at Minnesota, University of Minnesota, Minneapolis, Minnesota, May 15, 1970.

Bergerson, Sister Gregor, O.S.B. “Ives in High School.” Lecture--demonstration, Ives at Minnesota, University of Minnesota, Minneapolis, Minnesota, May 7, 1970.

Perlis, Vivian. “Recent Ives Research.” Seminar, Ives at Minnesota, University of Minnesota, Minneapolis, Minnesota, April 24 1970.

Helms, Hans G. “Ives and Politics.” Seminar, Ives at Minnesota, University of Minnesota, Minneapolis, Minnesota, April 24 1970.

Riedel, Johannes. “Ives—His Musical Style.” Lecture, Ives at Minnesota, University of Minnesota, Minneapolis, Minnesota, April 17 1970.

Kirkpatrick, John. “Words and Music: Ives.” Lecture, Ives at Minnesota, University of Minnesota, Minneapolis, Minnesota, April 8, 1970.

Charles G. Bordy and Margaret Snell. "The Charles Ives Fest-ival, Spring 1970—Reflections." Current Musicology (May) 11: 57.

Reeve, Lew. “Charles Ives’ Music Done Well in Con-cert.” Minneapolis Star. April 8.

Riedel, Johannes, ed. Ives at Minnesota. Minne-apolis, MN: Festival at the University of Minnesota, April-May, 1970.

Potter, Hugh. “Paul Rosenfeld: Criticism and Prophesy.” American Quarterly 22/1 (Spring 1970): 82-94.