Ralph Benatzky

Immortal Voices of German Radio: Peter Alexander – Die Musik kommt!

Schellack Schätze - Treasures on 78 rpm from Berlin, Europe and the world, Vol. 6 (2nd Revised Edition)

Singers of the Century: Gitta Alpár in Operetta, Film & Opera

Schellack Schätze: Treasures on 78 RPM from Berlin, Europe and the World, Vol. 43

L'Auberge du Cheval Blanc - La Magie de l'Opérette en 38 volumes - Vol. 12/38

Ralph Benatzky & Josma Selim