Columbia subject headings:
Harvard subject headings:
Local government--Russia (Federation)--Ri͡azanskai͡a gubernii͡a--History--20th century.
Ri︠a︡zanskai︠a︡ gubernii︠a︡ (R.S.F.S.R.)--Economic conditions--20th century.
Ri︠a︡zanskai︠a︡ gubernii︠a︡ (R.S.F.S.R.)--Politics and government--20th century.
Ri︠a︡zanskai︠a︡ gubernii︠a︡ (R.S.F.S.R.)--Social conditions--20th century.
Princeton subject headings:
Kisel-́Zagori︠a︡nskiĭ, Nikolaĭ Nikolaevich, 1871-1953.
Russia--Politics and government--1894-1917.
World War, 1914-1918--Soviet Union.