Columbia subject headings:
Documentary photography--Exhibitions.
Kilian, Hannes--Exhibitions.
Photography, Artistic--Exhibitions.
Portrait photography--Exhibitions.
Harvard subject headings:
Documentary photography--Exhibitions
Kilian, Hannes--Exhibitions.
Photography, Artistic--Exhibitions
Portrait photography--Exhibitions
Princeton subject headings:
Documentary photography.
Photography, Artistic--Exhibitions.
Portrait photography.