Columbia subject headings:
Harvard subject headings:
Miners--Russia (Federation)--Ural Mountains Region--Social life and customs.
Ural Mountains Region (Russia)--Social life and customs.
Working class--Russia (Federation)--Ural Mountains Region--Social life and customs.
Princeton subject headings:
Mineral industries--Russia (Federation)--Ural Mountains Region.
Miners--Russia (Federation)--Ural Mountains Region--History.
Miners--Russia (Federation)--Ural Mountains Region--Social life and customs.
Ural Mountains Region (Russia)--Social life and customs.