Source Data Reference for:
City = Gniezno
Time = 1200
| City | Year | Size | Size Comment | Year Comment | Author | Title | Location |
|---|---|---|---|---|---|---|---|
| Gniezno | 1200 | 4,000 | Paul Bairoch | La population des villes europeennes de 800 a 1850 |
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Source Data Reference for:
City = Gniezno
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