Beethoven, Ludwig van, 1770-1827. Sonaten fur klavier zu 2 handen / L. van Beethoven - Leipzig: C. F. Peters, 1950? - 284-613 p.p. - Editions Peters, N° 296b . Subjects--Topical Terms: SONATAS (PIANO) Dewey Class. No.: 786.4 / B415 son