Wagner, Richard
[Author]
;
Melchior, Lauritz
[Performer];
Traubel, Helen
[Performer];
Leinsdorf, Erich
[Performer];
Rodzinski, Artur
[Performer];
Knoch, Ernst
[Performer];
Varnay, Astrid
[Performer];
Alvary, Lorenzo
[Performer];
Baum, Kurt
[Performer]
Columbia Symphony Orchestra,
Metropolitan Opera Orchestra,
New York Philharmonic