Columbia subject headings:
Russia--History--Nicholas II, 1894-1917--Fiction.
Soviet Union--History--Revolution, 1917-1921--Fiction.
World War, 1914-1918--Fiction.
Harvard subject headings:
Russia--History--Nicholas II, 1894-1917--Fiction.
Soviet Union--History--Revolution, 1917-1921--Fiction.
World War, 1914-1918--Fiction
Princeton subject headings: