Columbia subject headings:
Austro-Hungarian Monarchy. Auswärtiger Dienst--History.
Diplomatic and consular service, Austrian--History.
Diplomatic and consular service, Hungarian--History.
Harvard subject headings:
Austro-Hungarian Monarchy. Auswärtiger Dienst--History.
Diplomatic and consular service, Austrian--History.
Diplomatic and consular service, Hungarian--History.
Princeton subject headings:
Austro-Hungarian Monarchy. Auswärtiger Dienst--History.
Diplomatic and consular service, Austrian--History.
Diplomatic and consular service, Hungarian--History.