Columbia subject headings:
Architectural drawing--Virginia--19th century--Exhibitions.
Architectural drawing--Virginia--20th century--Exhibitions.
Harvard subject headings:
Architectural drawing--19th century--Virginia--Exhibitions.
Architectural drawing--20th century--Virginia--Exhibitions.
Princeton subject headings:
Architectural drawing--19th century--Virginia--Exhibitions.
Architectural drawing--20th century--Virginia--Exhibitions.