REMOVE

1. Philippines -- Maps
2. China
3. Thailand
4. Hainan Island (China)
5. Malaysia
6. Paracel Islands

WHAT

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

More 

WHERE

1. Borneo (1)
2. Cambodia (1)
3. Celebes Sea (1)
4. China Sea (1)
5. Hainan Island (China) (1)
6. Japan (1)
7. Korea (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)