Columbia subject headings:
Cities and towns--United States.
Sociology, Rural.
Villages--United States.
Harvard subject headings:
Cities and towns--United States--Pictorial works.
Cities and towns--United States.
Sociology, Rural.
Villages--United States
Villages--United States--Pictorial works.
Princeton subject headings:
Cities and towns--United States.
Documentary photography.
Sociology, Rural.
United States. Farm Security Administration
Villages--United States.