Columbia subject headings:
Architecture--Designs and plans--Catalogs.
Classicism in architecture--Spain--Catalogs.
Herrera, Juan de, approximately 1530-1597--Catalogs.
Harvard subject headings:
Architectural drawing--Conservation and restoration--Spain--Exhibitions.
Herrera, Juan de, approximately 1530-1597--Exhibitions.
Spain. Real Biblioteca--Exhibitions.
Princeton subject headings:
Architectural drawing--Conservation and restoration--Spain--Catalogs.
Architectural drawing--Spain--Madrid--Catalogs.
Catalogs.
Herrera, Juan de, approximately 1530-1597--Catalogs.
Spain. Real Biblioteca--Catalogs.