Source Data Reference for:

City = Havana
Time = 1900

City	Year	Size	Size Comment	Year Comment	Author	Title	Location
Havana	1875	225,000			Tertius Chandler	Four thousand years of urban growth	p491
Havana	1875	225,000			Tertius Chandler	Four thousand years of urban growth	p520
Havana	1875	225,000			Tertius Chandler	Four thousand years of urban growth	p536
Havana	1900	243,000			Tertius Chandler	Four thousand years of urban growth	p493