Columbia subject headings:
Documentary photography--Exhibitions.
Peasants--Pictorial works--Exhibitions.
Photography, Artistic--Exhibitions.
Salgado, Sebastião, 1944---Exhibitions.
Working class--Pictorial works--Exhibitions.
Harvard subject headings:
Salgado, Sebastião, 1944---Exhibitions.
Unskilled labor--Pictorial works--Exhibitions.
Working class--Pictorial works--Exhibitions.
Princeton subject headings: