Columbia subject headings:
Rural development--Spain--Cantabria--History.
Harvard subject headings:
Cantabria (Spain)--Rural conditions.
Land use, Rural--Spain--Cantabria--History.
Rural development--Spain--Cantabria--History.
Princeton subject headings:
Agriculture and state--Spain--Cantabria--History.
Agriculture--Social aspects--Spain--Cantabria--History.
Agriculture--Spain--Cantabria--History.
Cantabria (Spain)--Rural conditions.
Iron mines and mining--Spain--Cantabria--History.
Rural development--Spain--Cantabria--History.