| Category: | Musical composition / Lecture |
| Dated: | Between July 1960 and January 1961 |
| Instrumentation: | Four single-track tapes (7½" ips, 45' each) to be used, in whole or part, to provide a single lecture, or in any combination up to 4, to provide simultaneous lectures |
| Duration: | Indeterminate. Cage's version on tape: 60' |
| Premiere and performer(s): | January 1960 at the Evening School of Pratt Institute in Brooklyn, performed by John Cage |
| Dedicated to: | |
| Choreography: | --- |
| Published: | Edition Peters 6773 © ? by Henmar Press. Also in John Cage: Silence (Wesleyan University Press, Hanover, NH, 1961). Partly published in Ring des Arts, Paris (summer 1961) |
| Manuscript: |
| A lecture, composed using the materials of Cartridge Music. Variations in amplification may
be made, using the score of WBAI. The entire lecture has been recorded by C.F.Peters, New York on 4 single-track tapes. A performance must be given by a single lecturer. All four parts may be recorded, or one part may be performed 'live'. Sources: James Pritchett: The Music of John Cage; Richard Kostelanetz: John Cage: Writer - Previously uncollected pieces; David Revill: The Roaring Silence; John Cage: Silence |