REMOVE

1. Manuscripts
2. Guangdong Sheng (China)
3. Macao (China)
4. Pearl River Delta (China) …
5. Anonymous

WHAT

1. General Maps (1)
2. Waterways (1)

WHERE

1. Guangdong Sheng (China) (1)
2. Macao (China) (1)
3. Pearl River Delta (China) (1)

WHEN

1. 17--? (1)