Columbia subject headings:
Harvard subject headings:
Castile (Spain)--History.
Finance, Public--Spain--Castile--History--15th century.
Finance--Spain--Castile--History--15th century.
Princeton subject headings:
Castile (Spain)--History.
Finance, Public--Spain--Castile)--History--15th century.
Finance--Spain--Castile--History--15th century.