Photo by A. F. Steiker, Moscow, ca. 1900s. 11.1 х 16.5 cm Sofia Alexandrovna ARSENIEVA (b. Vitberg) (1840—1913) was head and teacher at the Arseniev Private Gymnasium for Girls on Prechistenka, Moscow, Russia. Her father was Alexander Vitberg, architect of Moscow’s Cathedral of Christ the Saviour. From the archives of V. A. Matusevich (donated by M. D. Drinevich.) ARSENIEVA, S. A. (Арсеньева С.А.)