Columbia subject headings:
Harvard subject headings:
Acosta, Ignacio
Chile--Pictorial works.
Copper mines and mining--Chile--Pictorial works.
Human geography--Chile--Pictorial works.
Photography, Artistic
Princeton subject headings:
Acosta, Ignacio.
Chile--Pictorial works.
Copper mines and mining--Chile--Pictorial works.
Human geography--Chile--Pictorial works.
Photography, Artistic.