Title: Serdt︠s︡e, otdannoe li︠u︡di︠a︡m
Subjects: Blind, Societies, Charity organization, Education, Teachers of the blind, Intellectual life, Popechitelʹstvo imperatrit︠s︡y Marīi Aleksandrovny o sli︠e︡pykh
Places: Russia, Russia (Federation), Saint Petersburg
People: Konstantin Karlovich Grot (1815-1897)