REMOVE

1. Sea Charts
2. Coasts
3. Philippines
4. Vietnam
5. Paracel Islands
6. Taiwan

WHAT

1. Nautical charts (1)
2. Printed (1)

WHERE

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

WHO

1. Horsburgh, James, 1762-18 … (1)

WHEN

1. 1848 (1)