- Studio Pianist, Studio Conductor, Grete Stuckgold, Selmar Meyrowitz, London Philharmonic Orchestra, Eduard van Beinum, Heinrich Schlusnus, Karin Branzell, Jascha Horenstein, Malcolm Sargent, Studio Orchestra, Charles Kullman, Eugenia Zareska, Sara Charles-Cahier, Staatskapelle Berlin, Emmi Leisner, Oskar Fried, Heinrich Rehkemper, Herman Weigert
