Columbia subject headings:
Metal trade--Russia (Federation)--Ural Mountains Region--History.
Mineral industries--Russia (Federation)--Ural Mountains Region--History.
Harvard subject headings:
Princeton subject headings:
Demidov family.
Nevʹi︠a︡nsk (Russia)--History.
Nizhniĭ Tagil (Russia)--History.
Sverdlovskai︠a︡ oblastʹ (Russia)--History.
Ural Mountains Region (Russia)--History.
Verkhniĭ Tagil (Russia)--History.