Columbia subject headings:
Architectural drawing--England--Exhibitions.
Architectural drawing--Europe--Exhibitions.
École nationale supérieure des beaux-arts (France)--Exhibitions.
Harvard subject headings:
Architectural drawing--19th century--England--Exhibitions.
Architectural drawing--19th century--Europe--Exhibitions.
Architectural drawing--England--Exhibitions.
Architectural drawing--Europe--Exhibitions.
École nationale supérieure des beaux-arts (France)--Exhibitions.
Princeton subject headings: