Columbia subject headings:
Minelayers (Ships)--Turkey--History--20th century.
Nusret (Ship)
Submarine mines--Turkey--History--20th century.
Turkey--History, Naval.
İsmail Hakkı, 1857-1918.
Harvard subject headings:
Princeton subject headings:
İsmail Hakkı, 1857-1918.
Minelayers (Ships)--Turkey--History--20th century.
Nusret (Ship)
Submarine mines--Turkey--History--20th century.
Turkey--History, Naval.