Columbia subject headings:
Nobility--Czech Republic--Bohemia--History--Congresses.
Nobility--Germany, Southern--History--Congresses.
Harvard subject headings:
Bohemia (Czech Republic)--History--Congresses.
Germany, Southern--History--Congresses.
Nobility--Czech Republic--Bohemia--History--Congresses.
Nobility--Germany, Southern--History--Congresses.
Princeton subject headings:
Bohemia (Czech Republic)--History--Congresses.
Germany, Southern--History--Congresses.
Nobility--Czech Republic--Bohemia--History--Congresses.
Nobility--Germany, Southern--History--Congresses.