Source Data Reference for:

City = Coimbra
Time = 1800

City Year Size Size Comment Year Comment Author Title Location
Coimbra1800 15,000Jan De VriesEuropean urbanization 1500-1800p278
Coimbra1800 15,000Paul BairochLa population des villes europeennes de 800 a 1850
Coimbra1820 12,000Valentin ParisotDictionnaire geographique universelle