Columbia subject headings:
Harvard subject headings:
Soviet Union--History--Revolution, 1917-1921--Naval operations.
Soviet Union. Voenno-Morskoĭ Flot. Baltiĭskiĭ flot--History.
Soviet Union. Voenno-Morskoĭ Flot. Chernomorskiĭ flot--History.
Princeton subject headings:
Soviet Union--History--Revolution, 1917-1921--Naval operations.
Soviet Union. Voenno-Morskoĭ Flot. Chernomorskiĭ flot--History.