Rubini - Russian singers - Sobinov, Leonid 1872-1934; Sibirjakov, Lev M. 1869-1942
Enth. Portraits von Leonid Vitalevitch Sobinoff, Medea Mei-Figner, Nicolai G. Svetlanoff, Eugene Eduardovitch Vitting, Vera Vladimirovna Lutse, Antonida Vassilyevna Neshdanova, Lev M. Sibiriakov, A. M. Karenzin, Nadine van Bradnt, Alexander Michailovitch Bragin, Elizabeth Feodorovna Petrenko, Polikarp Davidovitch Orloff, Gabriel Alexeivitch Morskoi und Eugenia Ivanova Zbrujewa.