Columbia subject headings:
Frank, Robert, 1924-2019--Exhibitions.
Photography, Artistic--20th century--Exhibitions.
Photography--History--20th century--Exhibitions.
Harvard subject headings:
Frank, Robert, 1924-2019--Exhibitions.
Photography, Artistic--20th century--Exhibitions.
Photography--History--20th century--Exhibitions.
Princeton subject headings:
Frank, Robert, 1924---Exhibitions.
Photography, Artistic--20th century--Exhibitions.
Photography--History--20th century--Exhibitions.