Columbia subject headings:
Families--Brazil--Rio de Janeiro--History--19th century.
Middle class--Brazil--Rio de Janeiro--History--19th century.
Rio de Janeiro (Brazil)--Social life and customs.
Harvard subject headings:
Families--Brazil--Rio de Janeiro--History.
Rio de Janeiro (Brazil)--Social life and customs.
Princeton subject headings:
Families--Brazil--Rio de Janeiro--History--19th century.
Middle class--Brazil--Rio de Janeiro--History--19th century.
Rio de Janeiro (Brazil)--Social life and customs.