Columbia subject headings:
Drawing, European--Exhibitions.
Drawing--Private collections--England--Windsor (Windsor and Maidenhead)--Exhibitions.
Windsor Castle. Royal Library--Exhibitions.
Windsor, House of--Art collections--Exhibitions.
Harvard subject headings:
Drawing, European--Exhibitions.
Drawing--Private collections--England--Windsor (Berkshire)--Exhibitions.
Windsor Castle. Royal Library--Exhibitions.
Windsor, House of--Art collections--Exhibitions.
Princeton subject headings:
Catalogs.
Drawing, European--Catalogs.
Windsor, House of--Art collections--Catalogs.