Columbia subject headings:
Federal aid to transportation--United States--History.
Local transit--Government policy--United States--History.
Local transit--United States--History.
Harvard subject headings:
Federal aid to transportation--United States--History.
Local transit--Government policy--United States--History.
Local transit--United States--History.
Princeton subject headings:
Federal aid to transportation--United States--History.
Local transit--Government policy--United States--History.
Local transit--United States--History.