| Category: | Musical composition |
| Dated: | New York, February 1992 |
| Instrumentation: | Orchestra of 80 musicians: 7 alto flutes, 7 English horns, 7 clarinets, 7 trumpets and strings (16-14-12-10-0) |
| Duration: | 30' |
| Premiere and performer(s): | |
| Dedicated to: | for András Wilheim |
| Choreography: | |
| Published: | Edition Peters 67467 © 1992 by Henmar Press |
| Manuscript: | Sketches (notes on paper and computer print-out of time-bracket with holograph notes, dated January 6, 1992 - 3 p.); 80 parts (Galley proof with manuscript annotations in an unidentified hand - 159 p. - incomplete?); Draft of performance notes for Sixty-eight and Eighty (Holograph in ink, with additional manuscript notations in an unidentified hand - 1 lf.), all in New York Public Library |