Columbia subject headings:
Harvard subject headings:
Agriculture--Economic aspects--Spain--Castile--History.
Castile (Spain)--Economic conditions.
Credit--Spain--Castile--History.
Industries--Spain--Castile--History.
Princeton subject headings:
Agriculture--Economic aspects--Spain--Castile--History.
Capitalism--Spain--Castile--History.
Castile (Spain)--Economic conditions.
Castile (Spain)--Rural conditions.
Credit--Spain--Castile--History.
Industries--Spain--Castile--History.