KSS46 (1928; 66 pp.) I. Preludio–Corale II. Passacaglia III. Cadenza IV. Fuga V. Coda–Stretta No. 2, KSS57 (1933–34; 111 pp.) I. Preludio-Toccata II. Preludio-Corale III. Scherzo IV. Aria V. Ostinato VI. Notturno VII. Interludio–Moto perpetuo. Riflesso del Preludio–Toccata VIII. Cadenza–Punta d'organo IX. Fuga libera a cinque voci No. 3, KSS76 (1955; 91 pp.) I. Movimento vivo II. Adagio III. Passacaglia IV. Cadenza V. Quasi fugato VI. Corranta VII. Fantasia VIII. Interludio IX. Cappriccio X. Epilogo No. 4, Toccata quarta, KSS87 (1964–67; 149 pp.) I. Theme [with 24 variations]; Nexus II. Quasi corale III. Intermezzo primo: Moto perpetuo; Punta d'organo; Aria IV. Passacaglia V. Intermezzo secondo. Of a neophyte and how the Black Art was revealed unto Him by the Fiend Asomuel VI. Cadenza–Toccata VII. Preludio adagio; Fuga quintuplex Variation sets Variazioni e fuga triplice sopra "Dies irae" per pianoforte, KSS41 (1923–26; 64 variations; the work is in two parts of 32 variations each; 201 pp.) Symphonic Variations for Piano, KSS59 (1935–37; 81 variations; in three books [each consisting of 27 variations], of which the first was later orchestrated; 484 pp.) Sequentia cyclica super "Dies irae" ex Missa pro defunctis, KSS71 (1948–49; 27 variations; 335 pp.) "Il gallo d'oro" da Rimsky-Korsakov: Variazioni frivole con una fuga anarchica, eretica e perversa (1978–79; 53 variations; 93 pp.) Sets of aphoristic fragments Frammenti aforistici (Sutras) (104), KSS90 (1962–64; 37 pp.) Frammenti aforistici (20), KSS86 (1964; 9 pp.) Frammenti aforistici (4), KSS96 (1977; 1 p.) Transcriptions Three Pastiches, KSS31 (1922; 17 pp.) Pastiche on the "Minute Waltz" by Chopin (1922) Pastiche on the Habanera from "Carmen" by Bizet (1922) Pastiche on the Hindu Merchant's Song from "Sadko" by Rimsky-Korsakov (1922) Rapsodie espagnole de Maurice Ravel—Transcription de concert pour piano, KSS33 (first version; 1923; 16 pp.) Pasticcio capriccioso sopra l'op. 64, no 1 del Chopin, KSS56 (1933; 8 pp.) Transcription in the Light of Harpsichord Technique for the Modern Piano of the Chromatic Fantasia of J. S. Bach, Followed by a Fugue, KSS61 (1940; 15 pp.) Rapsodie espagnole de Maurice Ravel—Transcription de concert pour piano, KSS67 (second version; 1945; 26 pp.) Transcription of the Prelude in E-flat by Bach, KSS68 (1945; based on BWV 815a; 4 pp.) Schlussszene aus "Salome" von Richard Strauss—Konzertmäßige Übertragung für Klavier zu zwei Händen, KSS70 (1947; transcription of the closing scene of Strauss' opera Salome; 25 pp.) Other Quasi habanera, KSS12 (1917; 6 pp.) Désir éperdu (Fragment), KSS13 (1917; 1 p.)