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