REMOVE

1. Sea Charts
2. Vietnam -- Maps
3. China -- Maps
4. Manuscripts
5. Philippines
6. China
7. Paracel Islands

WHAT

1. China Sea -- Maps (1)

WHERE

1. China Sea (1)
2. Hainan Island (China) (1)

WHO

1. Blaeu, Joan, 1650-1712, c … (1)

WHEN

1. 1677 (1)