REMOVE

1. Manuscripts
2. Nautical charts -- South Chi …
3. Vietnam
4. Philippines

WHAT

1. Sea Charts (1)

WHERE

1. China (1)
2. China Sea (1)
3. Hainan Island (China) (1)
4. Paracel Islands (1)

WHO

1. Thornton, John, 1641-1708 … (1)

WHEN

1. 1701 (1)