Columbia subject headings:
Nineteen seventies--Pictorial works--Exhibitions.
Photography, Artistic--20th century--Exhibitions.
Harvard subject headings:
Nineteen seventies--Pictorial works--Exhibitions.
Photography, Artistic--Exhibitions
Photography--History--20th century--Exhibitions.
Princeton subject headings:
Nineteen seventies--Pictorial works--Exhibitions.
Photography, Artistic--20th century--Exhibitions.