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