Apel, Willi <br/><br/>
Masters of the keyboard :  a brief survey of pianoforte music / 
by Willi Apel. 
 - Cambridge, MA :  Harvard University Press,  c1947. 
 - 323 p. ; 23 cm. 
<br/><br/><label>LCCN: </label>Acc#18235 
<br/><br/><label>Subjects--Topical Terms: </label><br/>PIANO MUSIC--HISTORY AND CRITICISM<br/>ORGAN MUSIC--HISTORY AND CRITICISM
<br/><br/><label>LC Class. No.: </label>ML 700  / A22 1947