Columbia subject headings:
Latin America--Emigration and immigration.
Latin America--History--To 1830.
Spain--Emigration and immigration.
Spaniards--Latin America--Economic conditions.
Harvard subject headings:
Latin America--Emigration and immigration.
Spain--Emigration and immigration.
Spaniards--Latin America--Economic conditions.
Princeton subject headings:
Immigrants--Latin America.
Latin America--Emigration and immigration.
Spain--Emigration and immigration.
Spaniards--Latin America--Economic conditions.