REMOVE

1. Aerial views
2. Administrative and political …
3. Manuscripts
4. Zhongshan Shi (China)
5. Zhuhai Shi (China)
6. 1821-1911

WHAT

1. Thematic Maps (1)

WHERE

1. Guangzhou Shi (China) (1)
2. Macao (China) (1)
3. Zhongshan Shi (China) (1)
4. Zhuhai Shi (China) (1)

WHO

1. Anonymous (1)