Johann Christian Keller – Kölner Adreß-Buch 1846
| Given name | Johann Christian |
|---|---|
| Family name | Keller |
| Occupation | Kaufmann |
| Address | Severinstr. 157 |
| Place | Köln |
| GOV identifier | KOLOLNJO30LW |
| Book | Kölner Adreß-Buch 1846 |
| page | 241 |
| Year | 1846 |
| Given name | Johann Christian |
|---|---|
| Family name | Keller |
| Occupation | Kaufmann |
| Address | Severinstr. 157 |
| Place | Köln |
| GOV identifier | KOLOLNJO30LW |
| Book | Kölner Adreß-Buch 1846 |
| page | 241 |
| Year | 1846 |