Caro Roma, Ferruccio Giannini, A. Del Campo, Felix Asch, Gabriel Soulacroix, Fraulein Vroni Eidner, Franz Pacal, Selma Kurz, Joseph O'Mara, Hermann Winkelmann, Paul Daraux, Giovanni Apostulo, Irene Abendroth, Annie Dirkens, Louise Kirkby Lunn, Ellen Beach Yaw, Desire Pauwels, Studio Pianist, Edna May, Kate Cove, Theodor Bertram, Edith Clegg, Marie Tempest, Leopold Demuth, Les Troubadors Toulousains, W.A. Fransella, Rene Fournets
