Graf, Herbert,  1903 or 1904-1973 <br/><br/>
The opera and its future in America / 
by Herbert Graf ... 
 - 1st ed. 
 - New York :  W. W. Norton & Company,   1941. 
 - 305 pages,  incl. illus. (music) plates, plans, facsims. (incl. music) diagrs. ;  26 cm. 
 - 782(73) (NLA) .
<br/><br/>Bibliography: p. 291-296. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Opera<br/>Opera--United States
<br/><br/><label>Universal Decimal Class. No.: </label>782(73) (NLA)