REMOVE

1. Coasts
2. Paracel Islands
3. Hainan Sheng (China)
4. Philippines
5. Macao (China)

WHAT

1. Nautical charts (1)
2. Printed (1)
3. Sea Charts (1)

WHERE

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

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WHO

1. Horsburgh, James, 1762-18 … (1)

WHEN

1. 1848 (1)