Columbia subject headings:
Architecture--United States--Exhibitions.
Architecture--United States--History--20th century--Exhibitions.
Classicism in architecture--United States--Exhibitions.
Harvard subject headings:
Architecture--United States--20th century--Exhibitions.
Architecture--United States--Exhibitions.
Architecture--United States--History--20th century--Exhibitions
Classicism in architecture--United States--Exhibitions.
Princeton subject headings:
Architecture--United States--Exhibitions.
Architecture--United States--History--20th century--Exhibitions.
Classicism in architecture--United States--Exhibitions.