and phase shifting pulse gate (1969) Four Organs for four electric organs and maracas (1970) Phase Patterns for four electric organs (1970) Drumming for 4 pairs of tuned bongo drums, 3 marimbas, 3 glockenspiels, 2 female voices, whistling and piccolo (1970/1971) Clapping Music for two musicians clapping (1972) Music for Pieces of Wood for five pairs of tuned claves (1973) Six Pianos (1973) – also arranged as Six Marimbas (1986), adapted as Six Marimbas Counterpoint (2010) and Piano Counterpoint (2011) by the others Music for Mallet Instruments, Voices and Organ (1973) Music for 18 Musicians (1974–76) Music for a Large Ensemble (1978, rev. 1979) Octet (1979) – withdrawn in favor of the 1983 revision for slightly larger ensemble, Eight Lines Variations for Winds, Strings and Keyboards for orchestra (1979) Tehillim for voices and ensemble (1981) Vermont Counterpoint for amplified flute and tape (1982) The Desert Music for chorus and orchestra or voices and ensemble (1983, text by William Carlos Williams) Sextet for percussion and keyboards (1984, rev. 1985) New York Counterpoint for amplified clarinet and tape, or 11 clarinets and bass clarinet (1985) Three Movements for orchestra (1986) Electric Counterpoint for electric guitar or amplified acoustic guitar and tape (1987, for Pat Metheny) The Four Sections for orchestra (1987) Different Trains for string quartet and tape (1988) The Cave for four voices, ensemble and video (1993, with Beryl Korot) Duet for two violins and string ensemble (1993, dedicated to Yehudi Menuhin) Nagoya Marimbas for two marimbas (1994) City Life for amplified ensemble (1995) Proverb for voices and ensemble (1995, text by Ludwig Wittgenstein) Triple Quartet for amplified string quartet (with prerecorded tape), or three string quartets, or string orchestra (1998) Know What Is Above You for four women's voices and 2 tamborims (1999) Three Tales for video projection, five voices and ensemble (1998–2002, with Beryl Korot) Dance Patterns for 2 xylophones, 2 vibraphones and 2 pianos (2002) Cello Counterpoint for amplified cello and multichannel tape (2003) You Are (Variations) for voices and ensemble (2004) For Strings (with Winds and Brass) for orchestra (1987/2004) Variations for Vibes, Pianos, and Strings dance piece for three string quartets, four vibraphones, and two pianos (2005) Daniel Variations for four voices and ensemble (2006) Double Sextet for 2 violins, 2 cellos, 2 pianos, 2 vibraphones, 2 clarinets, 2 flutes or ensemble and pre-recorded tape (2007) 2×5 for 2 drum sets, 2 pianos, 4 electric guitars