Columbia subject headings:
Harvard subject headings:
Brazil--History--1549-1762--Economic aspects.
Colonial companies--Early works to 1800.
Companhia Geral de Pernambuco e Paraíba--Charters.
Paraíba (Brazil : State)--Commerce--Portugal.
Pernambuco (Brazil)--Commerce--Portugal.
Portugal--Commerce--Brazil--Paraíba (State)
Portugal--Commerce--Brazil--Pernambuco.
Princeton subject headings:
Brazil, Northeast--Commerce--Portugal--History--18th century.
Companhia Geral de Pernambuco e Paraíba.
Portugal--Commerce--Brazil, Northeast--History--18th century.