REMOVE

1. Printed
2. Nautical charts
3. Coasts
4. Taiwan
5. Paracel Islands
6. Vietnam

WHAT

1. Sea Charts (1)

WHERE

1. China Sea (1)
2. Hainan Sheng (China) (1)
3. Macao (China) (1)
4. Philippines (1)

WHO

1. Horsburgh, James, 1762-18 … (1)

WHEN

1. 1848 (1)