Artist on track 8 is erroneously stated as Wolfgang Heisig. ”Paper Music I” (1961/70), for paper of various qualities, version for two performers. ”Studie 59 I” (1959) for electronic sounds (from a series of 4 studies). Produced at Siemens-Studio für elektronische Musik [located in Gauting, Germany]. ”Zeichnen – Klatschen / Zeichnen – Zeichnen” [Zeichnen=to draw ; Klatschen=to clap] (1979/81). From ”Landschaftsbeschreibung I” (1973) for paper, metal objects, bird calls & electronic sounds. Produced at Siemens-Studio für elektronische Musik. ”Mix fontana mix” (1974/76/79) for radio & 2 synthesizers. ”Metallophonic” for metal objects from ”Silphium” (1969/70). From ”Lautgedichtfolge g)” (1977/79/98) for voice & saxophone. ”Ausfluss, Niederschlag, Spur, Nachhall I” (2000/02/07), version for pianola & samples of handclaps, rubbing of hands & foot-stomping. ”Douce-amère” (1972/74/81), version for violin, guitar, zither & prepared piano. ”Komposition Nr. 2” (1963/65), electronic music controlled by punched tape. Produced at Siemens-Studio für elektronische Musik [located in Munich, Germany]. ”Polygonum” (1968/70), sound poem for voice, objects & bird calls. From ”Leonce und Lena” (1963/64), sound poem for voice, Vocoder & prepared instruments. Produced at Siemens-Studio für elektronische Musik [located in Munich, Germany]. ”Vielleicht – Duo” (1963/68/70) for voice, breathing, water, fife & whistle. ”Musique concrète – Studie I” (1951/59) for concrete sounds. Produced at Studio für konkrete Musik (J.A. Riedl) ; Siemens-Studio für elektronische Musik [located in Gauting, Germany]. ”Musique concrète – Studie II” (1951/59) for concrete sounds, voice (sound poem) & harp. Produced at Studio für konkrete Musik (J.A. Riedl) ; Siemens-Studio für elektronische Musik [located in Gauting, Germany]. ”Leonce und Lena b)” (1963), electro-acoustic music for instrumental sounds & noise (electronically altered in parts), along with electronic sounds & noise. ”Studie 62 I & II” (1962) for electronic sounds (from a series of 4 studies). Produced at Siemens-Studio für elektronische Musik. ”Klangsynchronie I Studie 59” (1981) for synthesizer & tape. Produced at WDR. Recorded September 2, 1981 at Funkhaus Saal 7. ”Studie 61 I” (1961) for electronic sounds (from a series of 4 studies). ”Komposition Nr. 3” (1965/67) for electronic & concrete sounds. ”Ideir notna fesoj” (1993). Der Komponist Josef Anton Riedl. Ein Radio-phonisches Porträt von Helmut Rohm [The composer Josef Anton Riedl. A radio-phonic portrait by Helmut Rohm]. Recorded at Bayerischen Rundfunks. P BR 1993. ”Elektronische Musik – Studie I & II” (1959). Produced at Siemens-Studio für elektronische Musik [located in Gauting, Germany]. (label info)