Source Data Reference for:

City = Gao
Time = 1500

City Year Size Size Comment Year Comment Author Title Location
Gao1500 60,000Tertius ChandlerFour thousand years of urban growthp57
Gao1500 60,000Tertius ChandlerFour thousand years of urban growthp478
Gao1500 60,000Tertius ChandlerFour thousand years of urban growthp514
Gao1500 60,000Tertius ChandlerFour thousand years of urban growthp529
Gao1500 60,000Tertius ChandlerFour thousand years of urban growthp283