Columbia subject headings:
Minas Gerais (Brazil)--Population--History.
Ouro Preto (Minas Gerais, Brazil)--Population--History.
Harvard subject headings:
Minas Gerais (Brazil)--Population--History.
Ouro Preto (Minas Gerais, Brazil)--Population--History.
Princeton subject headings:
Minas Gerais (Brazil)--Economic conditions.
Minas Gerais (Brazil)--Population.
Ouro Preto (Minas Gerais, Brazil)--Economic conditions.
Ouro Preto (Minas Gerais, Brazil)--Population.