Jacob Erfen – Kölner Adress-Buch 1844
| Given name | Jacob |
|---|---|
| Family name | Erfen |
| Occupation | Seidenweber |
| Address | Entenpfuhl 86B |
| Place | Köln |
| GOV identifier | KOLOLNJO30LW |
| Book | Kölner Adress-Buch 1844 |
| page | 156 |
| Year | 1844 |
| Given name | Jacob |
|---|---|
| Family name | Erfen |
| Occupation | Seidenweber |
| Address | Entenpfuhl 86B |
| Place | Köln |
| GOV identifier | KOLOLNJO30LW |
| Book | Kölner Adress-Buch 1844 |
| page | 156 |
| Year | 1844 |