Columbia subject headings:
Harvard subject headings:
Anarchism--Spain--Seville--History.
Labor unions--Spain--Seville--History.
Syndicalism--Spain--Seville--History.
Utopias--Spain--Seville--History.
Princeton subject headings:
Anarchism--Spain--Seville--History.
Labor unions--Spain--Seville--History.
Syndicalism--Spain--Seville--History.
Utopias--Spain--Seville--History.