Source Data Reference for:

City = Tunis
Time = 1850

City	Year	Size	Size Comment	Year Comment	Author	Title	Location
Tunis	1825	90,000			Tertius Chandler	Four thousand years of urban growth	p489
Tunis	1825	90,000			Tertius Chandler	Four thousand years of urban growth	p518
Tunis	1850	90,000			Tertius Chandler	Four thousand years of urban growth	p59
Tunis	1850	90,000			Tertius Chandler	Four thousand years of urban growth	p530