Columbia subject headings:
Harvard subject headings:
Lenin, Vladimir Ilʹich, 1870-1924--Political and social views.
Ural Mountains Region (Russia)--Economic policy.
Ural Mountains Region (Russia)--Industrial productivity--Social aspects.
Princeton subject headings:
Lenin, Vladimir Ilʹich, 1870-1924--Political and social views--Congresses.
Ural Mountains Region (Russia)--Economic policy--Congresses.
Ural Mountains Region (Russia)--Industrial productivity--Social aspects--Congresses.