REMOVE

1. Manuscripts
2. South China Sea
3. Borneo -- coasts
4. China
5. Vietnam -- coasts

WHAT

1. China -- Maps (1)
2. Sea Charts (1)

WHERE

1. Celebes Sea (1)
2. Paracel Islands (1)
3. Philippines (1)

WHO

1. Blaeu, Joan, 1596-1673, c … (1)

WHEN

1. 1668 (1)