Columbia subject headings:
Brazil--Economic policy.
Labor movement--Brazil--São Paulo (State)--History.
Labor policy--Brazil--São Paulo (State)--History.
Harvard subject headings:
Brazil--Emigration and immigration--History--19th century.
Coffee industry--Brazil--São Paulo Region--History--19th century.
Immigrants--Brazil--History--19th century.
Slavery--Brazil--São Paulo Region--History.
Working class--Brazil--São Paulo Region--History--19th century.
Princeton subject headings:
Brazil--Emigration and immigration--History--19th century.
Coffee industry--Brazil--São Paulo Region--History--19th century.
Immigrants--Brazil--History--19th century.
Slavery--Brazil--São Paulo Region--History--19th century.
Working class--Brazil--São Paulo Region--History--19th century.