- Victor Young and His Orchestra, Emanuel Balaban, Count Basie and His Orchestra, Paul Robeson, The Columbia Concert Orchestra
- Charles Hackett, Richard Crooks, Alberto Erede, Giuseppe de Luca, Studio Pianist, Studio Conductor, Jan Peerce, Dino Borgioli, Lawrence Tibbett, Studio Orchestra, Anna Case, Anne Roselle, Margherita Grandi, Tino Pattiera, Studio ensemble, Lauritz Melchior, Lionel Barrymore
- Studio Chorus, Morris Levine, RCA Victor Symphony Orchestra, Frank Black, Leonard Warren, Studio Orchestra