Source Data Reference for:

City = Thessaloniki
Time = 1200

City	Year	Size	Size Comment	Year Comment	Author	Title	Location
Thessaloniki	1150	50,000			Tertius Chandler	Four thousand years of urban growth	p471
Thessalonica	1200	30,000			Tertius Chandler	Four thousand years of urban growth	p538
Thessaloniki	1200	30,000			Paul Bairoch	La population des villes europeennes de 800 a 1850
Thessaloniki	1200	30,000			Tertius Chandler	Four thousand years of urban growth	p16