- Discoveries in geography--Portuguese (46)
- Portugal--History--Period of discoveries, 1385-1580 (18)
- Africa--Discovery and exploration--Portuguese (5)
- Portuguese--Asia--History (5)
- Portuguese--India (5)
- Discoveries (in geography)--Portuguese (4)
- East Indies--Discovery and exploration--Portuguese (4)
- India--History--1526-1765 (4)
- Discoveries in geography--Portuguese--Congresses (3)
- India--History--1500-1765 (3)
- Portugal--History, Naval (3)
- Voyages and travels (3)
- Africa--Discovery and exploration (2)
- Australia--Discovery and exploration (2)
- Dias, Bartolomeu--Congresses (2)
- Discoveries in geography (2)
- Discoveries in geography--Spanish (2)
- Gama, Vasco da, 1469-1524 (2)
- India--History--European settlements, 1500-1765 (2)
- Middle East--History (2)
- Navigation--History (2)
- Portugal--Colonies--History (2)
- Portugal--History--Period of discoveries, 1385-1580--Congresses (2)
- Portuguese in India (2)
- Renaissance--Portugal (2)
- Africa, West--Discovery and exploration--Portuguese (1)
- Africa--Discovery and exploration--Early works to 1800 (1)
- Almeida, Francisco de, approximately 1450-1510 (1)
- America--Discovery and exploration--Portuguese (1)
- America--Discovery and exploration--Spanish (1)
- America--Early accounts to 1600 (1)
- Biblioteca Nacional (Portugal)--Catalogs (1)
- Brazil--Discovery and exploration--Portuguese (1)
- Cartography--History (1)
- Civilization--Portuguese influences (1)
- Covilhã, Pêro da--Exhibitions (1)
- Dias, Bartolomeu (1)
- Dias, Bartolomeu--Exhibitions (1)
- Discoveries in geography--Portuguese--Bibliography (1)
- Discoveries in geography--Portuguese--Early works to 1800 (1)
- Discoveries in geography--Portuguese--Exhibitions (1)
- Discoveries in geography--Portuguese--History (1)
- Discoveries in geography--Portuguese--Literary collections (1)
- Discoveries in geography--Portuguese--Sources (1)
- Early maps (1)
- East (Far East)--History (1)
- East Asia--History (1)
- Explorers--Portugal (1)
- Explorers--Portugal--Biography--Congresses (1)
- Explorers--Portugal--History (1)
- Fisheries--Portugal (1)
- Geography, Medieval (1)
- Henry,--Infante of Portugal,--1394-1460 (1)
- History, Ancient (1)
- India--History--European settlements--1500-1785 (1)
- John II, King of Portugal, 1455-1495--Congresses (1)
- Magalhães, Fernão de, -1521 (1)
- Middle Ages (1)
- Pacheco Pereira, Duarte, d. 1533. Esmeraldo de situ orbis (1)
- Portugal--Biography (1)
- Portugal--Church history--Congresses (1)
- Portugal--Civilization--16th century (1)
- Portugal--Civilization--Congresses (1)
- Portugal--Commerce (1)
- Portugal--Commerce--History--Congresses (1)
- Portugal--Discovery and exploration (1)
- Portugal--Exploring expeditions (1)
- Portugal--History (1)
- Portugal--History--Period of discoveries, 1385-1580--Literary collections (1)
- Portugal--History--Period of discoveries, 1385-1580--Sources (1)
- Portugal--Intellectual life (1)
- Portugal--Intellectual life--16th century (1)
- Portugal. Armada--History (1)
- Portuguese literature--20th century (1)
- Sailing ships--Portugal--History (1)
- Science--Portugal (1)
- Shipbuilding--Portugal (1)