or saxophone Nr. 44 (1976) Atmen gibt das Leben, choral opera with orchestra (or orchestra on tape), Nr. 39 (1974/76–77) Aus den sieben Tagen ("From the Seven Days"), 15 texts for intuitive music (performable separately), Nr. 26 (1968) Bassetsu-Trio, for basset horn, trumpet, and trombone, Nr. 3. ex 70 (1997). Arranged from Mittwoch aus Licht, scene 4: Michaelion Carré, for 4 orchestras and choirs, Nr. 10 (1959–60) Dr K–Sextett, for flute, bass clarinet, percussionist (tubular chimes and vibraphone), piano, viola, and cello, Nr. 28 (1968–69) Konkrete Etüde, musique concrète, Nr. 1/5 (1952) Europa-Gruss, Nr. 72 (1992/2002) Expo, for 3 players or singers with 3 short-wave receivers, Nr. 31 (1969–70) Formel, for small orchestra, Nr. 1/6 (1951) Fresco, for 4 orchestral groups, Nr. 29 (1969) Für kommende Zeiten, 17 texts for intuitive music, Nr. 33 (1968–70) Gesang der Jünglinge, electronic and concrete music, Nr. 8 (1955–56) Gruppen, for 3 orchestras, Nr. 6 (1955–57) Harlekin, for clarinet, Nr. 42 (1975) Der kleine Harlekin, for clarinet, Nr. 42½ (1975) Helikopter-Streichquartett, for string quartet and 4 helicopters, Nr. 69 (1992–93) [Scene 3 of Mittwoch aus Licht] Herbstmusik, musical theatre for 4 performers, Nr. 40 (1974) Laub und Regen, duet for clarinet and viola, Nr. 40½ Hymnen, 4-channel electronic and concrete music (also version with soloists, and Third Region with orchestra), Nr. 22 (1966–67) In Freundschaft, for clarinet (and versions for most other instruments), Nr. 46 (1977) Inori, adorations for 1 or 2 soloists and large orchestra, Nr. 38 (1973–74) Vortrag über HU, for a singer, Nr. 38½ (1974) Jubiläum, for orchestra, Nr. 45 (1977) Klang ("Sound", the 24 Hours of the Day), Nr. 81– (2004–2007) First Hour: Himmelfahrt (Ascension), for organ (or synthesizer), soprano, and tenor, Nr. 81 (2004–05) Second Hour: Freude (Joy), for 2 harps, Nr. 82 (2005) Third Hour: Natürliche Dauern 1–24 (Natural Durations 1–24), for piano, Nr. 83 (2005–06) Fourth Hour: Himmels-Tur (Heaven's Door), for a percussionist and a little girl, Nr. 84 (2005) Fifth Hour: Harmonien (Harmonies), Nr. 85, versions for: bass clarinet, Nr. 85.1 (2006) flute, Nr. 85.2 (2006) trumpet, Nr. 85.3 (2006) Sixth Hour: Schönheit (Beauty), for flute, bass clarinet, and trumpet, Nr. 86 (2006) Seventh Hour: Balance, for flute, English horn, and bass clarinet, Nr. 87 (2007) Eighth Hour: Glück (Bliss), for oboe, English horn, and bassoon, Nr. 88 (2007) Ninth Hour: Hoffnung (Hope), for violin, viola, and cello, Nr. 89 (2007) Tenth Hour: Glanz (Brilliance), for