Columbia subject headings:
Harvard subject headings:
Historians--Portugal.
Portugal--History--Period of discoveries, 1385-1580--Sources.
Princeton subject headings:
Archivists--Portugal.
Álvares, João, 15th century.
Historians, Portuguese.
Lucena, Vasco Fernandes de, -1499.
Pina, Rui de, 1440-1521.
Portugal--History--Period of discoveries, 1385-1580--Sources.
Zurara, Gomes Eanes de, approximately 1410-1473 or 1474.