Columbia subject headings:
Rio Grande do Sul (Brazil : State)--Genealogy.
Slaves--Brazil--Rio Grande do Sul (State)--History--18th century--Registers.
Slaves--Brazil--Rio Grande do Sul (State)--History--19th century--Registers.
Slaves--Emancipation--Brazil--Rio Grande do Sul (State)--History--18th century--Registers.
Slaves--Emancipation--Brazil--Rio Grande do Sul (State)--History--19th century--Registers.
Harvard subject headings:
Inheritance and succession--Brazil--Rio Grande do Sul (State)--History--Sources.
Rio Grande do Sul (Brazil : State)--Genealogy.
Slave trade--Brazil--Rio Grande do Sul (State)--History--Sources.
Princeton subject headings: