REMOVE

1. Philippines -- Maps
2. China -- Maps
3. China Sea
4. Paracel Islands
5. China
6. Borneo
7. Cambodia

WHAT

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

WHERE

1. Celebes Sea (1)

More 

WHO

1. Blaeu, Joan, 1596-1673, c … (1)

WHEN

1. 1666 (1)