Columbia subject headings:
Germany (East)--History--Pictorial works.
Photography--Germany (East)--History--20th century.
Harvard subject headings:
Germany (East)--Pictorial works--Exhibitions.
Germany (East)--Social life and customs--Pictorial works--Exhibitions.
Photography, Artistic--Exhibitions
Photography--Germany (East)--Exhibitions.
Princeton subject headings:
Germany (East)--Pictorial works--Exhibitions.
Germany (East)--Social life and customs--Pictorial works--Exhibitions.
Photography, Artistic--Exhibitions.
Photography--Germany (East)--Exhibitions.