Columbia subject headings:
Harvard subject headings:
Great Britain. Special Boat Squadron.
World War, 1939-1945--Campaigns--Mediterranean Region
World War, 1939-1945--Naval operations, British.
Princeton subject headings:
Great Britain. Royal Marines. Special Boat Squadron--History.
Mediterranean Sea--History.
World War, 1939-1945--Campaigns--Mediterranean Sea.
World War, 1939-1945--Naval operations, British.