Columbia subject headings:
Dueling--Germany--History--19th century.
Military law--Germany--History--19th century.
Harvard subject headings:
Civil-military relations--Germany--History.
Courts of honor--Germany--History.
Dueling--Germany--Criminal provisions--History.
Military offenses--Germany--History.
Princeton subject headings:
Dueling--Germany--History--19th century.
Military law--Germany--History--19th century.