- Dance Panels (1959, rev. 1962)
Copland wrote Dance Panels for Jerome Robbins, though he did not produce it. It was revised and premiered by the Bavarian State Opera a few years later.
Alternate: Ballet for J.R.
- The Tender Land (1952–54, rev. 1955)
Erik Johns as Horace Everett wrote the libretto for Copland’s opera, The Tender Land. Jerome Robbins directed the original, and the final revision was done in 1955.