Columbia subject headings:
Harvard subject headings:
Discoveries in geography--Portuguese
Magalhães, Fernão de, -1521
Portugal--Civilization
Portugal--Colonies--Discovery and exploration.
Portugal--History--Period of discoveries, 1385-1580
Voyages around the world--History--16th century
Princeton subject headings:
Explorers--Portugal--Biography.
Magalhães, Fernão de, 1480-1521.
Voyages around the world--History--16th century.