Columbia subject headings:
Russia--History, Military--1801-1917.
Russia. Voennyĭ flot.
World War, 1914-1918--Campaigns--Black Sea.
World War, 1914-1918--Naval operations, Russian.
Harvard subject headings:
Russia. Voennyĭ flot. Chernomorskiĭ flot--History.
World War, 1914-1918--Naval operations
Princeton subject headings:
Russia. Voennyĭ flot. Chernomorskiĭ flot--History.
World War, 1914-1918--Naval operations.