Columbia subject headings:
Drawing, European--Exhibitions.
Drawing--17th century--Exhibitions.
Velázquez, Diego, 1599-1660--Exhibitions.
Harvard subject headings:
Drawing, European--Exhibitions.
Drawing--17th century--Exhibitions.
Princeton subject headings:
Drawing, European--17th century--Exhibitions.
Velázquez, Diego, 1599-1660--Exhibitions.