Berens, Hermann, 1826-1880 Neueste Schule der Geläufigkeit : op. 61. Books I-III / School of velocity. Hermann Berens ; edited by Adolf Ruthardt. - Frankfurt : C.F. Peters, [n.d.]. - Score (3 v.) ; 32 cm. Publisher. No.: 9477-9 C.F. Peters 3187a-c Edition Peters Subjects--Topical Terms: Piano--Studies and exercises Dewey Class. No.: P/1097