REMOVE

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

WHAT

1. China Sea -- Maps (1)

WHERE

1. China (1)
2. Hainan Island (China) (1)
3. Philippines (1)

WHO

1. Blaeu, Joan, 1650-1712, c … (1)

WHEN

1. 1677 (1)