Columbia subject headings:
Documentary photography--United States.
Documentary photography.
Stryker, Roy Emerson, 1893-1975.
United States. Farm Security Administration.
Harvard subject headings:
Documentary photography--United States
Stryker, Roy Emerson, 1893-1975.
United States. Farm Security Administration.
Princeton subject headings:
Documentary photography--United States.
Stryker, Roy Emerson, 1893-
United States. Farm Security Administration