Columbia subject headings:
Architecture--Spain--Valladolid--History--19th century.
Architecture--Spain--Valladolid--History--20th century.
Architecture--Spain--Valladolid.
City planning--Spain--Valladolid.
City planning--Spain.
Harvard subject headings:
Architecture, Modern--19th century--Spain--Valladolid.
Architecture, Modern--20th century--Spain--Valladolid.
Architecture--Spain--Valladolid.
City planning--Spain--Valladolid.
Valladolid (Spain)--History.
Princeton subject headings: