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