Pervyi︠a︡ sorok li︠e︡t zhizni i trudov Vostokova
Subtitle: per crucem ad lucem : chtenīe v torzhestvennom zasi︠e︡danīi Otdi︠e︡lenīi︠a︡ Russkago i︠a︡zyka i slovestnosti 23-go marta 1914 goda
Published: 1915
Place of publication: Petrograd
Language: rus