| Manuscript: |
2 leaves (holograph in pencil - includes tape parameters and rhythmical structure as well as other characteristic
notations concerning tape compositions); 5+2+6 leaves (holograph in black, blue and green pencil on graph paper -
First 5 leaves headed "sequences", indicating sections and timings of the piece. The 2 leaves contain indications
of the sounds to be used in the tape. The 6 leaves contain a diagram of the tape); 13 leaves (holograph, signed,
in pencil - 13 pieces of perforated paper, containing notations concerning timings and other topics related to
constructing an electronic tape), all in New York Public Library |