Source Data Reference for:

City = Groningen
Time = 1800

City Year Size Size Comment Year Comment Author Title Location
Groningen1800 22,000Tertius ChandlerFour thousand years of urban growthp25
Groningen1800 22,000Tertius ChandlerFour thousand years of urban growthp488
Groningen1800 24,000Jan De VriesEuropean urbanization 1500-1800p271
Groningen1800 24,000Paul BairochLa population des villes europeennes de 800 a 1850