Columbia subject headings:
Harvard subject headings:
Documentary photography--United States
Photography, Artistic
United States--Economic conditions--1918-1945--Pictorial works.
United States--Social conditions--Pictorial works.
United States. Farm Security Administration.
Princeton subject headings:
Photography, Artistic.
United States--Economic conditions--1918-1945--Pictorial works.
United States--Social conditions--Pictorial works.