Columbia subject headings:
Harvard subject headings:
Architects--Spain--Madrid.
Architecture--Spain--Madrid--19th century.
Madrid (Spain)--Buildings, structures, etc.--History--19th century.
Pascual y Colomer, Narciso, 1808-1870--Exhibitions.
Princeton subject headings:
Pascual y Colomer, Narciso, 1808-1870--Exhibitions.