Source Data Reference for:
City = Sokoto
Time = 1850
| City | Year | Size | Size Comment | Year Comment | Author | Title | Location |
|---|---|---|---|---|---|---|---|
| Alkalawa | 1850 | 38,000 | "btw 36,000 & 40,000" | Tertius Chandler | Four thousand years of urban growth | p53 | |
| Sokoto | 1850 | 33,000 | Tertius Chandler | Four thousand years of urban growth | p289 | ||
| Sokoto | 1850 | 33,000 | Tertius Chandler | Four thousand years of urban growth | p53 |