Columbia subject headings:
Oran (Algeria : Province)--Emigration and immigration--History--19th century.
Spain--Emigration and immigration--History--19th century.
Spaniards--Algeria--Oran (Province)--History--19th century.
Harvard subject headings:
Oran (Algeria : Province)--Emigration and immigration--History--19th century.
Spain--Emigration and immigration--History--19th century.
Spaniards--Algeria--Oran (Province)--History--19th century.
Princeton subject headings:
Oran (Algeria : State)--Colonization.
Oran (Algeria : State)--Emigration and immigration.
Spain--Emigration and immigration.
Spaniards--Algeria--Oran (State).