Title: Kto estʹ kto
Subjects: Directories, Mining engineers, Biography, Dictionaries, Metallurgists, Akademii︠a︡ estestvennykh nauk Rossiĭskoĭ Federat︠s︡ii. Gorno-metallurgicheskai︠a︡ sekt︠s︡ii︠a︡, Akademii︠a︡ estestvennykh nauk Rossiĭskoĭ Federat︠s︡ii
Places: Russia (Federation)