Milton Cross ,
Orchestra of the Metropolitan Opera House ,
Kirsten Flagstad ,
Erich Leinsdorf ,
Fiorello LaGuardia ,
Lauritz Melchior ,
Julius Huehn ,
Thelma Votipka ,
Maxine Stellman ,
Marjorie Lawrence ,
Emanuel List ,
Karin Branzell ,
Dorothee Manski ,
Julius Hehn ,
Doris Doe ,
Anna Kaskas ,
Helen Olheim ,
Ira Petina ( ,
Helen ,
TH ,
Anna Kas ,
Helen Olheim (S ,
Thelma Votip Milton Cross ,
Orchestra of the Metropolitan Opera House ,
Erich Leinsdorf ,
Sergei Koussevitzky ,
Lauritz Melchior ,
Friedrich Schorr ,
Marjorie Lawrence ,
Thelma Votipka ,
Lotte Lehmann ,
Emanuel List ,
Kerstin Thorborg ,
Dorothee Manski ,
Irene Jessner ,
Maxine Stellmann ,
Doris Doe ,
Helen Olheim ,
Winifred H ,
He ,
TH ,
DO ,
Helen Ol ,
The
Milton Cross , Orchestra of the Metropolitan Opera House , Kirsten Flagstad , Erich Leinsdorf , Fiorello LaGuardia , Lauritz Melchior , Julius Huehn , Thelma Votipka , Maxine Stellman , Marjorie Lawrence , Emanuel List , Karin Branzell , Dorothee Manski , Julius Hehn , Doris Doe , Anna Kaskas , Helen Olheim , Ira Petina ( , Helen , TH , Anna Kas , Helen Olheim (S , Thelma Votip