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