"141221" . . . "417879" . . . "32433" . "101093" . . "Sonates, piano, WoO 047 (1783, Kurfürstensonaten)" . "141174" . "417879" . "BEETHOVEN, LUDWIG VAN |f [componist]" . "101093 141174 141221 32433 417879 BEETHOVEN, LUDWIG VAN |f [componist] Sonates, piano, WoO 047 (1783, Kurfürstensonaten)" . "Sonates, piano, WoO 047 (1783, Kurfürstensonaten)" . . .