Columbia subject headings:
Giacomelli, Mario--Exhibitions.
Landscape photography--Exhibitions.
Photography, Artistic--Exhibitions.
Harvard subject headings:
Black-and-white photography--Exhibitions.
Giacomelli, Mario--Exhibitions.
Landscape photography--Exhibitions.
Photography, Artistic--Exhibitions
Princeton subject headings:
Giacomelli, Mario--Exhibitions.
Landscape photography--Exhibitions.
Photography, Artistic--Exhibitions.