REMOVE

1. Borneo -- Maps
2. China
3. China Sea
4. Celebes Sea
5. Paracel Islands

WHAT

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

More 

WHERE

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

WHO

1. Blaeu, Joan, 1596-1673, c … (1)

WHEN

1. 1666 (1)