Columbia subject headings:
Architecture--United States--History.
Landscape architecture--United States--History.
Landscape assessment--United States--History.
Landscapes--United States--History.
Space (Architecture)
Harvard subject headings:
Architecture--United States--History
Landscape architecture--United States--History.
Landscape assessment--United States--History.
Landscapes--United States--History.
Space (Architecture)--United States.
Princeton subject headings:
Architecture--United States--History.
Landscape architecture--United States--History.
Landscape assessment--United States--History.
Landscapes--United States--History.
Space (Architecture)