Columbia subject headings:
Antislavery movements--Brazil--History.
Slavery--Brazil--History.
Slaves--Emancipation--Brazil.
Social movements--Brazil--History.
Harvard subject headings:
Antislavery movements--Brazil--History--19th century.
Antislavery movements--Brazil--History.
Slavery--Brazil
Slavery--Brazil--History
Slaves--Emancipation--Brazil
Social movements--Brazil--History--19th century.
Social movements--Brazil--History.
Princeton subject headings:
Antislavery movements--Brazil.
Slavery--Brazil.
Social movements--Brazil--History--19th century.