REMOVE

1. China -- Maps
2. Manuscripts
3. Paracel Islands
4. Vietnam -- coasts

WHAT

1. Sea Charts (1)

WHERE

1. Borneo -- coasts (1)
2. Celebes Sea (1)
3. China (1)
4. Philippines (1)
5. South China Sea (1)

WHO

1. Blaeu, Joan, 1596-1673, c … (1)

WHEN

1. 1668 (1)