Johann Christoph Demmer – Kölner Adreß-Buch 1846
| Given name | Johann Christoph |
|---|---|
| Family name | Demmer |
| Occupation | Post-Büreau-Diener |
| Address | Entenpfuhl 13 |
| Place | Köln |
| GOV identifier | KOLOLNJO30LW |
| Book | Kölner Adreß-Buch 1846 |
| page | |
| Year | 1846 |
| Given name | Johann Christoph |
|---|---|
| Family name | Demmer |
| Occupation | Post-Büreau-Diener |
| Address | Entenpfuhl 13 |
| Place | Köln |
| GOV identifier | KOLOLNJO30LW |
| Book | Kölner Adreß-Buch 1846 |
| page | |
| Year | 1846 |