Ablinger- Voices and Piano
Adams, John (United States, 1947): China Gates (1977)
Babbitt, Milton (United States, 1916-2011): Semi-Simple Variations (1956)
Babbitt- Lagniappe, Post-Partitions
Barber, Samuel (United States, 1910-1981): Sonata (1949)
Barraque- Sonate pour Piano
Bennett, Richard Rodney (England, 1936): Five studies (1964)
Berio, Luciano (Italia, 1925-2003): Sequenza IV (1966)
Boucourechliev- Archipel 4
Boulez, Pierre (France, 1925): Douze Notations (1945), Sonata n. 2 (1948), Sonata n. 3 (1957)
Boulez- Premiere Sonate pour Piano
Brown- 25 Pages
Bussotti- Five Pieces for David Tudor, Pour Clavier
Cage, John: Music of Changes (1951), 4'33 (1952)
Cage- Sonatas and Interludes for Prepared Piano
Camargo Guarnieri, Mozart (Brazil, 1907-1993): Ponteios (five books: 1935, 1949, 1955, 1957, 1959)
Carter, Elliott (United States, 1908): Sonata (1946), Night Fantasies (1980)
Copland, Aaron (United States, 1900-1990): Piano Fantasy (1957)
Donatoni- Rima
Durand- Le Chemin
Estrada- Memorias
Feldman- Palais de Mari
Ferneyhough- Lemma-Icon-Epigram
Finnissy, Michael (England, 1946): English Country Tunes (1977)
Finnissy- History of Photography in Sound
Ginastera, Alberto (Argentina, 1916-1983): Piano Sonata n. 1 (1952)
Goehr- . . . in Real Time
Haubenstock-Ramati- Catch II
Hespos- -Z...()
Hiller- 12-Tone Variations
Hubler- Sonetto LXXXIII del Michelangelo
Kurtag- Jatekok
Lachenmann- Ein Kinderspiel
Ligeti- Etudes Book I
Louvier- Etudes pour Agresseurs
Messiaen- Catalogue d'Oiseaux
Mompou, Frederic (Spain, 1893-1987): Musica callada (four volumes, 1959-1967)
Murail- Territoires de l'Oubli
Nancarrow, Conlon (United States, 1912-1997): Studies for Player Piano (c.1948-1992)
Nobre, Marlos (Brazil, 1939): Tango opus 61 (1994)
Nono- . . . sofferte onde serene . . .
Nunes- Litanies du Feu et de la Mer
Otte- Das Buch der Klange
Reich- Piano Phase
Rochberg- Nach Bach
Rzewski, Frederic: 4 North American Ballads (1978)
Rzewski- De Profundis
Scelsi- Action Music, Cinque Incantesimi
Schnebel- Monotonie IV
Sciarrino- Sonata No. 4, Anamorfosi, De la Nuit
Stabler- Traum 1/9/92
Stockhausen, Karlheinz (Germany, 1928-2007): Klavierstücke (eleven works: I-IV, 1952; V-X, 1955; XI, 1956)
Stockhausen- Klavierstuck I-IV, VI, X, XI, XIV, XVI
Takemitsu, Toru (Japan, 1930-1996): Ame no ki (1982)
Takemitsu- Corona, Rain Tree Sketch I, Piano Distance
Tippett, Michael (England, 1905-1998): Piano sonata n. 2 (1962)
Ustvolskaya- Sonatas 1-6
Vivier- Shiraz
Wolff- For Piano I
Xenakis, Iannis (Greece, 1922-2001): Herma (1961)
Xenakis- Evryali
Of historical or innovative significance, not of the performance popularity at this given moment.