Columbia subject headings:
Isabel de Borbón, Infanta of Spain, 1851-1931--Homes and haunts--Spain--Madrid.
Madrid (Spain)--Buildings, structures, etc.
Palaces--Spain--Madrid.
Palacio de Quintana.
Harvard subject headings:
Princeton subject headings:
Isabel de Borbón, Infanta of Spain, 1851-1931--Homes and haunts--Spain--Madrid.
Madrid (Spain)--Buildings, structures, etc.
Palaces--Spain--Madrid.
Palacio de Quintana.