Source Data Reference for:
City = Gniezno
Time = 1000
| City | Year | Size | Size Comment | Year Comment | Author | Title | Location |
|---|---|---|---|---|---|---|---|
| Gniezno | 1000 | 15,000 | "over 15,000" | Tertius Chandler | Four thousand years of urban growth | p15 |
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Source Data Reference for:
City = Gniezno
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