Columbia subject headings:
Harvard subject headings:
Cities and towns--Germany--History--Exhibitions.
Hamburg-Altona (Hamburg, Germany)--History--Exhibitions.
Hamburg-Altona (Hamburg, Germany)--Social conditions--Exhibitions.
Princeton subject headings:
Cities and towns--Germany--History--Exhibitions.
Hamburg-Altona (Hamburg, Germany)--History--Exhibitions.
Hamburg-Altona (Hamburg, Germany)--Social conditions--Exhibitions.