Columbia subject headings:
Harvard subject headings:
Kiel (Germany)--History, Naval--Congresses.
Kiel (Germany)--History--Congresses.
Navies--Germany--Kiel--History--Congresses.
Princeton subject headings:
Kiel (Germany)--History, Naval--Congresses.
Kiel (Germany)--History--Congresses.
Navies--Germany--Kiel--History--Congresses.