Columbia subject headings:
Railroads--Russia (Federation)--Volga River Region--Employees--History--20th century.
Railroads--Russia (Federation)--Volga River Region--History--20th century.
World War, 1939-1945--Transportation--Russia (Federation)--Volga River Region.
Harvard subject headings:
Railroads--Russia (Federation)--Volga River Region--History.
Transportation, Military--Russia (Federation)--Volga River Region--History.
World War, 1939-1945--Transportation--Russia (Federation)--Volga River Region.
Princeton subject headings: