Columbia subject headings:
Harvard subject headings:
Saarland (Germany)--Economic conditions--Exhibitions.
Saarland (Germany)--History--Exhibitions.
Saarland (Germany)--Intellectual life--Exhibitions.
Saarland (Germany)--Social life and customs--Exhibitions.
Princeton subject headings:
Saar Territory--History--Exhibitions.
Saarland (Germany)--History--Exhibitions.