Columbia subject headings:
Harvard subject headings:
Aristocracy (Social class)--Germany--Mecklenburg (Region)--History--Congresses.
Mecklenburg (Germany : Region)--History--Congresses.
Nobility--Germany--Mecklenburg (Region)--History--Congresses.
Princeton subject headings:
Aristocracy (Social class)--Germany--Mecklenburg (Region)--History--Congresses.
Mecklenburg (Germany : Region)--History--Congresses.
Nobility--Germany--Mecklenburg (Region)--History--Congresses.