| 12 short pieces for piano (1938)    | op. 83 | 
| 2 Piano Suite no. 1 (1924)  | op. 26 | 
| 3 Gesange  | op. 56 | 
| 4 Songs  | op. 53 | 
| 5 Lieder (1923)  | op. 19 | 
| 7 Orchestra Pieces  | op. 31 | 
| Acco-music  | op.225 | 
| Adagio und Fuge [adaptation from String Quartet No.  6  | op.146 | 
| Albumblatt for violin and piano  | WoO 54 | 
| Alpbach-Quintet  | op.180 | 
| Amor / Lamento della Ninfa, arrangement of 3 Monteverdi`s madrigals for soprano, men`s choir and piano  | WoO105 | 
| Auf- und Ablehnung (Revolt and rejection) (1974)  | op.220 | 
| Augenblick erinnert (Instant remembered) (1967-1968)  | op.201 | 
| Aulokithara (1971-1972)  | op.213a | 
| Aus drei mach sieben (From three make seven)  (1961, rev. 1968)  | op.177 | 
| Basler Maßarbeit (1960)  | op.173 | 
| Brazilian Sinfonietta  | op.131 | 
| Canon for Igor Stravinsky (1962)  | op.181 | 
| Cantata for Wartime  | op. 95 | 
| Capriccio for Cello and Chamber Orchestra  | op.145 | 
| Cello Concerto ¹2  | op.236 | 
| Cello Studies: Nachdenklich  | op.184a | 
| Cello Studies: Vorkehrungen zur Ruckkehr sind getroffen  | op.184b | 
| Concerto for Cello and Orchestra ¹1  | op.133 | 
| Concerto for Organ and Orchestra ¹2 (1982)  | op.235 | 
| Concerto for Two Pianos and Orchestra  | op.127 | 
| Concerto Grosso No. 2 (1924)  | op. 25 | 
| Der Sprung über den Schatten, opera  | op. 17 | 
| Die Jahreszeiten (The Seasons) (excerpts)    | op. 35 | 
| Doppelt beflügeltes Band (Tape and double)  (1969)  | op.207 | 
| Double Concerto for violin and piano  | op.124 | 
| Double Fugue for Piano Four Hands  | WoO 33 | 
| Double Fugue for Two Pianos  | WoO 50 | 
| Dream Sequence  | op.226 | 
| Dream Sequence (1975/1976)  | op.224 | 
| Drei Lieder for Mezzo-Soprano, Clarinet & String Quartet  | op. 30a | 
| Durch die Nacht  | op. 67 | 
| Dyophonie for Two Cellos  | op.241 | 
| Eight Piano Pieces  | op.110 | 
| Fünf kurze Stücke für Streicher (1948/1955)  | op.116 | 
| Fünffache Verschränkung (Fivefold enfoldment)  (1969)  | op.205 | 
| Five Pieces  for Trombone and Piano  | op.198 | 
| Five Pieces for Piano  | op. 39 | 
| Five Prayers for women`s choir a cappella  | op. 97 | 
| Five Songs for Voice and Piano    | op. 82 | 
| Flötenstück neunphasig (Flute piece in nine phases)  (1959)  | op.171 | 
| Four Pieces for Oboe & Piano (1966)  | op.193 | 
| Four Songs for high voice and piano    | op.112 | 
| Four-Winds-Suite  | op.223 | 
| George Washington variations for piano  | op.120 | 
| Gesaenge des spaeten Jahres  (1931)    | op. 71 | 
| Harp Concerto  (1951)  | op.126 | 
| Hausmusik  | op.172 | 
| Horizon circled / Horizont umkreist for Orchestra (1976)  | op.196 | 
| Im Tal der Zeit  | op.231 | 
| Invention for flute& clarinet  | op.127a | 
| Kantate von der Vergänglichkeit des Irdischen for soprano, mixed choir and piano  | op. 72 | 
| Kette, Kreis und Spiegel (Circle, chain and mirror)  (1956-1957)  | op.160 | 
| Kitharaulos (1971)  | op.213 | 
| Kleine Suite for piano  | op. 13a | 
| Lamentatio Jeremiae Prophetae for mixed choir à cappella    | op. 93 | 
| Land zwischen Bergen und Wusten  | op.228 | 
| Lebensbogen (Arc of life)  (1981)  | op.234 | 
| Lied `The Holy Ghost`s Ark` for Mezzo-Soprano, Oboe, Clarinet, Viola & Cello  | op. 91a | 
| Lied `Während Der Trennung` for Mezzo-soprano, Baritone & Piano  | op. 76 | 
| Liederbuch dreier Freunde`  | op. 64 | 
| Little Concerto  | op. 88 | 
| Little Suite for Clarinet & Piano  | op. 28 | 
| Medea for Mezzo-Soprano and Orchestra (1951)  | op.129 | 
| Miniature for Piano  | op.136 | 
| Monologue for Clarinet solo  | op.157 | 
| Nach wie vor der Reihe nach, for Orchestra and Two Readers (1962)  | op.182 | 
| O Holy Ghost  (1964)  | op.186a | 
| Opera Das geheime Königreich  | op. 50 | 
| Opera Der Diktator  | op. 49 | 
| Opera Jonny spielt auf  | op. 45 | 
| Opera Karl V  | op. 73 | 
| Opera Schwergewicht, oder Die Ehre der Nation  | op. 55 | 
| Opera The Bell Tower  | op.153 | 
| Opera `Der Zauberspiegel (The magic mirror)`  (1963-1966)  | op.192 | 
| Opera `Leben des Orest` (1929)  | op. 60 | 
| Opera `Orpheus und Eurydike` (1923)  | op. 21 | 
| Opus 231 for Violin and Organ  | op.231 | 
| Opus 239 für Horn und Orgel  | op.239 | 
| Orga-Nastro  | op.212 | 
| Parvula Corona Musicalis for String Trio (1950)  | op.122 | 
| Perspektiven (Perspectives)  (1967)  | op.199 | 
| Pfingstoratorium (Spiritus Intelligentiae Sanctus)  (1955)  | op.152 | 
| Phantasiestück for cello and piano  | op.135 | 
| Piano Concerto No. 1 in F-sharp major (1923)  | op. 18 | 
| Piano Concerto No. 2 (1937)  | op. 81 | 
| Piano Concerto No. 3 (1946)  | op.107 | 
| Piano Concerto No. 4 (1950)  | op.123 | 
| Piano Piaece Echoes from Austria  | op.166 | 
| Piano piece in eleven parts  | op.197 | 
| Piano Piece Sechs Vermessene  | op.168 | 
| Piano Sonata ¹1 in E-flat major (1919)    | op.  2 | 
| Piano Sonata ¹2 (1928)    | op. 59 | 
| Piano Sonata ¹3    | op. 92 ¹4 | 
| Piano Sonata ¹4 (1948)    | op.114 | 
| Piano Sonata ¹5    | op.121 | 
| Piano Sonata ¹6    | op.128 | 
| Piano Sonata ¹7 (1988)    | op.240 | 
| Piano Sonatina No. 2  | op.  5/2 | 
| Piano Sonatina No. 3  | op.  5/3 | 
| Piano Sonatina No. 3  | op.  5/5 | 
| Piano Sonatina No. 4  | op.  5/4 | 
| Potpourri for orchestra  | op. 54 | 
| Quaestio temporis (A question of time)  (1959)  | op.170 | 
| Quintina  (1965)  | op.191 | 
| Sardakai (1967-69)  | op.206 | 
| Serenade  (1919)  | op.  4 | 
| Sestina (1957)  | op.161 | 
| Six Motets on the words of Franz Kafka. 1959  | op.169 | 
| Six Piano Pieces  | WoO 56 | 
| Sonata for Organ  | op. 92 | 
| Sonata for Solo Violin No. 1  | op. 33 | 
| Sonata for Viola and Piano  | op.117 | 
| Sonata for Violin and Piano No. 2  | op. 99 | 
| Sonata for Violin Solo ¹2  | op.115 | 
| Sonata per arpa  (1955)  | op.150 | 
| Sonatina for Flute& Clarinet  | op. 92, 2b | 
| Sonatina for oboe solo (1956)  | op.156 | 
| Sonatina for piano ¹1  | op.  5/1 | 
| Sonatine for piano  | WoO 76 | 
| Song `Die Nachtigall` for soprano and piano  | op. 68 | 
| Song `Monolog der Stella` for soprano and piano  | op. 57 | 
| Song `O Lacrymosa` for soprano and piano  | op. 48 | 
| Song `The Flea` for voice and piano  | op.175 | 
| Songs Wechselrahmen for high voice and piano    | op.189 | 
| Static and ecstatic (1972)  | op.214 | 
| String Quartet ¹1    | op.  6 | 
| String Quartet ¹2  | op.  8 | 
| String Quartet ¹3  | op. 20 | 
| String Quartet ¹4  | op. 24 | 
| String Quartet ¹5  | op. 65 | 
| String Quartet ¹6  | op. 78 | 
| String Quartet ¹7  | op. 96 | 
| String Quartet ¹8  | op.233 | 
| String Trio  | op.118 | 
| String Trio in 12 stations  | op.237 | 
| Suite for Cello solo  | op. 84 | 
| Suite for Clarinet & Strings  | op.148a | 
| Suite for flute and piano  (1954)  | op.147 | 
| Suite for Guitar  | op.164 | 
| Suite for Mandolin and Guitar  | op.242 | 
| Symphonic Elegy for String Orchestra (in memory of Anton Webern)  | op.105 | 
| Symphonic Piece  | op. 86 | 
| Symphonie `Pallas Athene` (1954)  | op.137 | 
| Symphony for Winds and Percussion (1924-1925)  | op. 34 | 
| Symphony ¹1 (1921)  | op.  7 | 
| Symphony ¹2 (1922)  | op. 12 | 
| Symphony ¹3 (1922)  | op. 16 | 
| Symphony ¹4 (1947)  | op.113 | 
| Symphony ¹5 (1949)  | op.119 | 
| Tanzstudie for piano  | op.  1b | 
| Ten short choral preludes for organ  | op.211 | 
| The Dissembler  | op.229 | 
| They knew what they wanted  (1976-1977)  | op.227 | 
| Three Cheerful March for Wind Orchestra, Op. 44 (1926)  | op. 44 | 
| Three chorus a cappella on poems by Matthias Claudius. 1923    | op. 22 | 
| Three Songs for Soprano and Piano    | op.216 | 
| Toccata and Chaconne for piano  | op. 13 | 
| Travelbook from the Austrian Alps, a Song Cycle (1929)    | op. 62 | 
| Trio for violin, clarinet & piano  | op.108 | 
| Triophantasie for Piano Trio (1929)  | op. 63 | 
| Twelve Variations in Three Parts for Piano  | op. 79 | 
| Twenty miniatures for piano  (1953-1954)  | op.139 | 
| Two Choruses on Jacobean Poems for women`s choir a cappella  | op. 87 | 
| Two Silent Watchers  | op.222 | 
| Two Songs Zeitlieder for middle voice and string quartet  | op.215 | 
| Vertrauenssache - Kammeroper fur 4 Sänger und Klavier  | op.111 | 
| Vier Bagatellen oder Sonate für Klavierduett    | op. 70 | 
| Violin Concerto ¹1  | op. 29 | 
| Violin Concerto ¹2  | op.140 | 
| Vocalise for voice and piano  | op. 83 | 
| Von vorn herein  | op.219 | 
| Zwingburg, dramtic cantata  | op. 14 | 
| `Tricks and Trifles`, piece for orchestra  | op.101 |