Columbia subject headings:
Harvard subject headings:
Austria. Kriegsmarine--Archival resources.
Austria. Kriegsmarine--Pictorial works.
Austria. Kriegsmarine--Submarine forces--Archival resources.
Austria. Kriegsmarine--Submarine forces--Pictorial works.
Battleships--Adriatic Sea--History--20th century--Archival resources.
Battleships--Adriatic Sea--History--20th century--Pictorial works.
Helgoland Class (Battleships)--Archival resources.
Helgoland Class (Battleships)--Pictorial works.
Otranto Straits, Battle of the, 1917--Archival resources.
Otranto Straits, Battle of the, 1917--Pictorial works.
World War, 1914-1918--Adriatic Sea Region--Naval operations--Archival resources.
World War, 1914-1918--Adriatic Sea Region--Naval operations--Pictorial works.
World War, 1914-1918--Naval operations, Austrian--Archival resources.
World War, 1914-1918--Naval operations, Austrian--Pictorial works.
Princeton subject headings:
Austria. Kriegsmarine--Archival resources.
Austria. Kriegsmarine--Pictorial works.
Austria. Kriegsmarine--Submarine forces--Archival resources.
Austria. Kriegsmarine--Submarine forces--Pictorial works.
Battleships--Adriatic Sea--History--20th century--Archival resources.
Battleships--Adriatic Sea--History--20th century--Pictorial works.
Helgoland Class (Battleships)--Archival resources.
Helgoland Class (Battleships)--Pictorial works.
Otranto Straits, Battle of the, 1917--Archival resources.
Otranto Straits, Battle of the, 1917--Pictorial works.
World War, 1914-1918--Adriatic Sea Region--Naval operations--Archival resources.
World War, 1914-1918--Adriatic Sea Region--Naval operations--Pictorial works.
World War, 1914-1918--Naval operations, Austrian--Archival resources.
World War, 1914-1918--Naval operations, Austrian--Pictorial works.