Gerhard Joseph Ferrenholz – Kölner Adress-Buch 1844
| Given name | Gerhard Joseph |
|---|---|
| Family name | Ferrenholz |
| Occupation | Kaufmann, Commission u. Spedition |
| Address | Blaubach 1 |
| Place | Köln |
| GOV identifier | KOLOLNJO30LW |
| Book | Kölner Adress-Buch 1844 |
| page | 160 |
| Year | 1844 |