Columbia subject headings:
Frank, Robert, 1924-2019.
London (England)--Pictorial works.
Photography, Artistic.
Wales--Pictorial works.
Harvard subject headings:
Frank, Robert, 1924-2019--Exhibitions.
London (England)--Pictorial works--Exhibitions.
Photography, Artistic--Exhibitions
Wales--Pictorial works--Exhibitions.
Princeton subject headings: