Columbia subject headings:
Cities and towns--United States.
Industries--United States--Case studies.
United States--Economic conditions.
Harvard subject headings:
Cities and towns--United States.
Industries--United States--Case studies.
United States--Economic conditions.
Princeton subject headings:
Cities and towns--United States--Growth.
Industries--United States--Case studies.
Retail trade--United States--History.
United States--Economic conditions.