Columbia subject headings:
Harvard subject headings:
Architecture--Spain--Designs and plans--Bibliography--Catalogs.
Archivo Histórico de Protocolos de Madrid--Catalogs.
Madrid (Spain : Region)--Archival resources.
Princeton subject headings:
Architecture--Spain--Designs and plans--Bibliography--Catalogs.
Archivo Histórico de Protocolos de Madrid--Catalogs.
Madrid (Spain : Province)--Archival resources.