| Category: | Musical composition |
| Dated: | 1967-1969 |
| Instrumentation: | Up to 7 harpsichords and up to 51 tapes |
| Duration: | Indeterminate (over 5 hours during first performance) |
| Premiere and performer(s): | May 16, 1969 at the Assembly Hall of Urbana Campus, University of Illinois. Performance by David Tudor, Antoinette Vischer, William Brooks, Ronald Peters, Yuji Takahashi, Neely Bruce and Philip Corner, harpsichords. The performance also included use of 7 pre-amplifiers, 208 computer-generated tapes, 52 projectors, 64 slide projectors with 6400 slides, 8 movie projectors with 40 movies, a 340 foot circular screen and several 11x40 foot rectangular screens. |
| Dedicated to: | Antoinette Vischer |
| Choreography: | --- |
| Published: | Edition Peters 6804 © 1969 by Henmar Press |
| Manuscript: | Source material (photocopies of Mozart's 'Musikalische Würfelspiele' - 8 p.); Title pages (manuscript in unidentified hand - 7 lvs.); Sketches (photocopies of holograph score with annotations - 46+41 lvs.); Notes dates January 17, 1969 (holograph in ink - 58 lvs.); Notes and computer print-outs (14+53 lvs.); Sketches (holograph and manuscript written in various inks - 22 lvs.); Worksheets (holograph, signed and manuscript written on computer print-out - 85 lvs.); Notes (holograph in ink - 4 lvs.); Solos I - VI (holograph in ink - 60+40+128+128+128+128 p.); Solo VII (photreproduction of page - 3 p.); Solo VI (Cage's personal copy - 128 p.), all in New York Public Library |
| Composed in collaboration with Lejaren Hiller and with the assistance of Jack Cuomo and Laetitia Snow.
Sources: Paul van Emmerik: Thema's en Variaties; David Revill: The Roaring Silence; James Pritchett: The Music of John Cage |