Bollert, Werner <br/><br/>
50 Jahre Deutsche Oper Berlin :  7. November 1912-7. November 1962 

 - Berlin :  Hessling,  [1962] 
 - 44 p :  illus., ports., 10 plates;  22 x 28 cm 
<br/><br/><label>LCCN: </label>7357