Columbia subject headings:
Architectural photography--United States.
Architecture--United States--History--20th century--Pictorial works.
Grehan, Farrell.
Wright, Frank Lloyd, 1867-1959.
Harvard subject headings:
Architectural photography--United States.
Architecture--United States--20th century--Pictorial works.
Grehan, Farrell.
Wright, Frank Lloyd, 1867-1959.
Princeton subject headings:
Architecture--United States--History--20th century.
Wright, Frank Lloyd, 1867-1959.