Columbia subject headings:
Germany--History--Revolution, 1848-1849--Congresses.
Lippe (Germany)--History--Congresses.
Westphalia (Germany)--History--Congresses.
Harvard subject headings:
Germany--History--Revolution, 1848-1849--Congresses.
Lippe (Germany)--History--Congresses.
Revolutionaries--Germany--Lippe--History--19th century--Congresses.
Revolutionaries--Germany--Westphalia--History--19th century--Congresses.
Westphalia (Germany)--History--Congresses.
Princeton subject headings:
Germany--History--Revolution, 1848-1849--Congresses.
Lippe (Germany)--History--Congresses.
Westphalia (Germany)--History--Congresses.