Source Data Reference for:

City = Bologna
Time = 1750

City Year Size Size Comment Year Comment Author Title Location
Bologna1750 69,000Jan De VriesEuropean urbanization 1500-1800p276
Bologna1750 69,000Brian MitchellInternational historical statistics
Bologna1750 69,000Paul BairochLa population des villes europeennes de 800 a 1850
Bologna1750 66,000Tertius ChandlerFour thousand years of urban growthp22
Bologna1750 66,000Tertius ChandlerFour thousand years of urban growthp517