REMOVE

1. Sea Charts
2. China Sea
3. China
4. Paracel Islands
5. Hainan Island (China)
6. Thailand

WHAT

1. Borneo -- Maps (1)
2. China -- Maps (1)
3. Manuscripts (1)
4. Philippines -- Maps (1)

More 

WHERE

1. Borneo (1)
2. Cambodia (1)
3. Celebes Sea (1)
4. Hainan Island (China) (1)
5. Japan (1)
6. Korea (1)
7. Malaysia (1)
8. Philippines (1)
9. Southeast Asia (1)
10. Taiwan (1)
11. Vietnam (1)

WHO

1. Blaeu, Joan, 1596-1673, c … (1)

WHEN

1. 1666 (1)