Columbia subject headings:
Brazil--Emigration and immigration--History--19th century.
Brazil--Emigration and immigration--History--20th century.
Portuguese--Brazil--History--19th century.
Portuguese--Brazil--History--20th century.
Harvard subject headings:
Brazil--Emigration and immigration--History--19th century.
Brazil--Emigration and immigration--History--20th century.
Portuguese--Brazil--History--19th century.
Portuguese--Brazil--History--20th century.
Princeton subject headings:
Brazil--Emigration and immigration--History--19th century.
Brazil--Emigration and immigration--History--20th century.
Immigrants--Brazil--History--19th century.
Immigrants--Brazil--History--20th century.
Portugal--Emigration and immigration--History--19th century.
Portugal--Emigration and immigration--History--20th century.
Portuguese--Brazil--History--19th century.
Portuguese--Brazil--History--20th century.