REMOVE

1. Hainan Island (China)
2. Malaysia
3. Cambodia
4. Borneo
5. Philippines
6. China Sea

WHAT

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

Less

WHERE

1. Celebes Sea (1)
2. China (1)

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WHO

1. Blaeu, Joan, 1596-1673, c … (1)

WHEN

1. 1666 (1)