Columbia subject headings:
Harvard subject headings:
Barcelona (Spain : Province)--Census.
Barcelona (Spain : Province)--History--To 1500--Sources.
Barcelona (Spain : Province)--Population--Sources.
Barcelona (Spain)--Census.
Barcelona (Spain)--History--To 1500--Sources.
Barcelona (Spain)--Population--Sources.
Princeton subject headings:
Barcelona (Spain)--Census.
Barcelona (Spain)--Economic conditions--Sources.
Barcelona (Spain)--Population--Statistics.
Barcelona (Spain)--Registers.
Statistics.