Otto Johann Maria Hardung – Kölner Adress-Buch 1844
| Given name | Otto Johann Maria |
|---|---|
| Family name | Hardung |
| Occupation | Advokat-Anwalt |
| Address | Johannisstr. 41 |
| Place | Köln |
| GOV identifier | KOLOLNJO30LW |
| Book | Kölner Adress-Buch 1844 |
| page | 176 |
| Year | 1844 |
| Given name | Otto Johann Maria |
|---|---|
| Family name | Hardung |
| Occupation | Advokat-Anwalt |
| Address | Johannisstr. 41 |
| Place | Köln |
| GOV identifier | KOLOLNJO30LW |
| Book | Kölner Adress-Buch 1844 |
| page | 176 |
| Year | 1844 |