Source Data Reference for:

City = Tianjin
Time = 1850

City	Year	Size	Size Comment	Year Comment	Author	Title	Location
Tientsin	1825	155,000			Tertius Chandler	Four thousand years of urban growth	p536
Tientsin	1825	155,000			Tertius Chandler	Four thousand years of urban growth	p489
Tientsin	1825	155,000			Tertius Chandler	Four thousand years of urban growth	p518
Tientsin	1850	195,000			Tertius Chandler	Four thousand years of urban growth	p490
Tientsin	1850	195,000			Tertius Chandler	Four thousand years of urban growth	p536
Tientsin	1850	195,000			Tertius Chandler	Four thousand years of urban growth	p519
Tientsin	1850	195,000			Tertius Chandler	Four thousand years of urban growth	p80