Columbia subject headings:
Harvard subject headings:
Documentary films
Interstate Highway System--Social aspects--United States--History.
Transportation, Automotive--Social aspects--United States--History.
Princeton subject headings:
Express highways--Social aspects--United States--History.
Interstate Highway System--Social aspects--United States--History.
Interstate Highway System.
Roads--Social aspects--United States--History.
Transportation, Automotive--Social aspects--United States--History.
Video recordings.