Leonhard Dumm – Kölner Adress-Buch 1844
| Given name | Leonhard |
|---|---|
| Family name | Dumm |
| Occupation | Markt-Aufseher |
| Address | Catharinengraben 38 |
| Place | Köln |
| GOV identifier | KOLOLNJO30LW |
| Book | Kölner Adress-Buch 1844 |
| page | 152 |
| Year | 1844 |
| Given name | Leonhard |
|---|---|
| Family name | Dumm |
| Occupation | Markt-Aufseher |
| Address | Catharinengraben 38 |
| Place | Köln |
| GOV identifier | KOLOLNJO30LW |
| Book | Kölner Adress-Buch 1844 |
| page | 152 |
| Year | 1844 |