Source Data Reference for:
City = Aachen
Time = 1850
| City | Year | Size | Size Comment | Year Comment | Author | Title | Location |
|---|---|---|---|---|---|---|---|
| Aachen | 1850 | 49,000 | Tertius Chandler | Four thousand years of urban growth | p26 | ||
| Aachen | 1850 | 52,000 | Paul Bairoch | La population des villes europeennes de 800 a 1850 | |||
| Aachen | 1861 | 58,600 | 1861/62 | n/a | Gothaischer Hofkalender |