Columbia subject headings:
Architecture--Europe--History--20th century--Exhibitions.
Architecture--United States--History--20th century--Exhibitions.
Vernacular architecture--Europe--Exhibitions.
Vernacular architecture--United States--Exhibitions.
Harvard subject headings:
Architecture, Modern--20th century--Exhibitions
Classicism in architecture--20th century--Exhibitions.
Classicism in architecture--History--20th century--Exhibitions.
Vernacular architecture--20th century--Exhibitions.
Vernacular architecture.
Princeton subject headings:
Architecture, Modern--20th century--Europe--Classical influences--Exhibitions.
Architecture--United States--20th century--Classical influences--Exhibitions.
Vernacular architecture--Europe--Classical influences--Exhibitions.
Vernacular architecture--United States--Classical influences--Exhibitions.