Columbia subject headings:
Painters--Spain--Biography.
Velázquez, Diego, 1599-1660--Catalogues raisonnés.
Velázquez, Diego, 1599-1660--Criticism and interpretation.
Harvard subject headings:
Velázquez, Diego, 1599-1660--Catalogs.
Princeton subject headings:
Catalogues raisonnés.
Velázquez, Diego, 1599-1660--Catalogues raisonnés.