Columbia subject headings:
Architectural photography.
Becher, Bernd, 1931-2007.
Becher, Hilla.
Grain elevators--Design and construction--Pictorial works.
New topographics (Photography)
Photography, Industrial.
Harvard subject headings:
Architectural photography.
Becher, Bernd, 1931-2007.
Becher, Hilla.
Grain elevators--Pictorial works.
Photography, Agricultural.
Photography, Artistic.
Photography, Industrial
Princeton subject headings:
Grain elevators--Pictorial works.
Photography, Artistic.