Columbia subject headings:
Charles IV, King of Spain, 1748-1819--Art collections--Catalogs.
Painting, European--Private collections--Spain--Catalogs.
Harvard subject headings:
Charles IV, King of Spain, 1748-1819--Art collections--Catalogs.
Painting, European--Private collections--Spain--Catalogs.
Princeton subject headings:
Catalogs.
Charles IV, King of Spain, 1748-1819--Art collections--Catalogs.
Painting, European--Private collections--Spain--Catalogs.