REMOVE

1. Manuscripts
2. China -- Maps
3. Celebes Sea
4. Taiwan
5. Malaysia
6. China Sea

WHAT

1. Borneo -- Maps (1)
2. Philippines -- Maps (1)
3. Sea Charts (1)

WHERE

1. Borneo (1)
2. Cambodia (1)
3. China (1)

More 

WHO

1. Blaeu, Joan, 1596-1673, c … (1)

WHEN

1. 1666 (1)