Source Data Reference for:

City = Harbin
Time = 1200

City	Year	Size	Size Comment	Year Comment	Author	Title	Location
Hweining	1200	60,000			Tertius Chandler	Four thousand years of urban growth	p472
Hweining	1200	60,000			Tertius Chandler	Four thousand years of urban growth	p72
Hweining	1200	60,000			Tertius Chandler	Four thousand years of urban growth	p427
Hweining	1236	0	destroyed		Tertius Chandler	Four thousand years of urban growth	p427