Columbia subject headings:
Russia--Armed Forces--Military life--History--20th century.
Russia--Armed Forces--Officers--History.
Soldiers--Russia--Correspondence.
World War, 1914-1918--Personal narratives, Russian.
World War, 1914-1918--Russia--Correspondence.
Harvard subject headings:
Princeton subject headings:
Russia--Armed Forces--Military life--History--20th century.
Russia--Armed Forces--Officers--History.
Russia--Foreign relations--1894-1917.
World War, 1914-1918--Russia--Personal narratives, Russian.
World War, 1914-1918--Russia.