Manuscript, ca 1978–1982.
出版社
Manuscript, ca 1978–1982.
Book 1: Fugen (ca 1978–1980)
Book 2: Choralvorspiele (ca 1978–1980)
Book 3: Praeludien und Sonaten (ca 1978–1980, the Prelude was added in 1982)
Book 4: Kanons (ca 1978–1980)
Book 5: Choralevorspiele (ca 1979–1981)
Book 6: Prelude and Fugue in C (1981)
