Indeterminacy

Four fantastic experimental pieces composed in 1968 for instruments and tape/electronics, including Foss' outstanding theatrical piece for percussionist-conductor, electric guitar and three other instruments capable of sustaining a sound and Hiller's…

1972 split LP on Crystal Records with the pairing of two concertos composed respectively in 1948 and 1969 performed by the Crystal Chamber Orchestra led by Akira Endo.

1972 split LP on CRI with the pairing of two modernist/neoclassical orchestral works composed in the 1940's.

1954 LP on Columbia with Foss' cantata for tenor, narrator, chorus and orchestra plus two other orchestral works composed in the 1940/50's.

1985 LP on Nonesuch with several 20th Century American compostions for flute and piano performed by Carol Wincenc accompanied by composers Lukas Foss and David Del Tredici, and by Samuel Sanders.

1973 large-scale oratorio released on unidentified label in 1982.

Two orchestral/choral works composed in 1975 and released on Candide in 1977.

Three great 1960's experimental works, two for orchestra with very unusual sounds and one for solo percussionist, released on Turnabout's "The Contemporary Composer in the USA" in 1973.

Piano music by the Canadian composer self-released on Apparition Records in 1982.

A 1974 oratorio for soloists, chorus, children's choir, chamber orchestra and organ released on unidentified label in the same year.

Three experimental compositions for piano (solo, with percussion and tape, and with violin) spanning from 1954 to 1971 by the great electronic/computer music pioneer, released on Turnabout's "The Contemporary Composer in the USA" in 1973.

Two 1960's compositions for soprano and piano performed by Judith Raskin and Ryan Edwards and released by Desto in 1971.

Four avant-garde chamber works composed in 1973/74 ranging from solo instrument with tape to a small ensemble through duos with piano, released by Avant Records in 1974.

Three avant-garde chamber works composed in 1971/72 for piano and five instrumental ensembles, for violin and two percussionists, and for brass quintet and tape, released by Candide in 1972.

1983 LP on Centrediscs with excerpts from the 11-hours percussion-driven sacred drama by Canadian acoustic ecology pioneer.

1976 composition for ensemble for a film, released on the composer's own Opus One label.

A 1975 string quartet with electronics and a 1981 composition for wind quintet and string quintet, released on Paula in 1983.

1981 LP on Nonesuch with some great late 1970's synthesizer music by Powell plus compositions for soprano and piano and for string quartet by both composers spanning from 1958 to 1977. With insert.

Excellent avant-garde compositions for instruments and electronics/tape spanning from 1965 to 1971, released on Turnabout's "The Contemporary Composer in the USA" in 1973.

First recordings of two acclaimed orchestral works composed respectively in 1954 and 1945, released on Columbia in 1964.

Two 1979 concertos for violin and orchestra performed by Itzhak Perlman with the Boston Symphony Orchestra conducted by Seiji Ozawa, and released by EMI in 1985.

Contemporary pieces for piano and ensemble composed in the 1970's and released on CRI's "American Contemporary" series in 1976.

Three orchestral works composed in the 1950's and 60's and performed by the Minnesota Orchestra conducted by one of the two composers, released on Desto in 1972.

Two late 1950's compositions for piano and orchestra performed by the Royal Philharmonic Orchestra conducted by Igor Buketoff, released by RCA in 1971.

First recordings of two 9th symphonies composed in the late 1960's performed by The Philadelphia Orchestra conducted by Eugene Ormandy, released on RCA in 1971.

Essential 1959 electronic music / musique concrète album on Folkways documenting the soundtracks to a pioneering multimedia environment in San Francisco in 1957. With insert.

1971 LP on Advance Recordings with late 1950's / early 60's compositions for piano by the German composer and by the founder of The New Music Ensemble, performed by Robert Floyd.

1976 LP on Advance Recordings with contemporaru compositions for piano, including two paragraphs from Cardew's Treatise, spanning from 1957 to 1972, performed by Ellsworth Snyder.

Contemporary chamber music composed in the 1980's and performed by the Musical Elements ensemble, released on CRI in 1987.

1975 LP on CRI presenting four contemporary instrumental pieces from the 1970's for solo instrument, duo or ensemble with vocals, plus Cross' Three Etudes For Magnetic Tape.

Great 1967 album on Odyssey's "Music Of Our Time" avant-garde music series produced by David Behrman with three experimental works for organ performed by David Tudor, including Mumma's amazing ear-splitting Mesa.

Fourth and last, and possibly best volume of Folkways's "New American Music" series released in 1975, presenting six superb experimental electronic compositions from the 1970's, most of which available only here.

Third volume of Folkways's four-volume "New American Music" series released in 1975, presenting four excellent avant-garde compositions from the 1970's including Rzewski's great and intense Three Songs.

1960's contemporary chamber works by four composers released on Desto in 1971.

1976 LP on Max Schubel’s Opus One label with five compositions for solo instruments or duets by as many composers, including electronic music pioneers J.D. Robb and Alice Shields, spanning from 1966 to 1975.

1982 LP on Max Schubel’s Opus One label with three compositions dating from the 1970's respectively for brass quintet, for percussion and for piano.

1982 LP on Max Schubel’s Opus One label with four contemporary compositions respectively for alto saxophone and timpani, clarinets solo, alto sax solo and piano and tape.

1982 LP on Max Schubel’s Opus One label with three chamber works spanning from 1938 to 1974 respectively for flute and organ, alto flute and percussion, and solo flute.

1987 LP on Max Schubel’s Opus One label presenting three chamber works from the 1980's by expatriate South American composers.

Great selection of 1960's South American experimental music for ensemble performed by a composers/performes group led by Lanza, released on Mainstream avant-garde series curated by Earle Brown in 1973.