Louis Gerhard Leroy – Kölner Adreß-Buch 1846
| Given name | Louis Gerhard |
|---|---|
| Family name | Leroy |
| Occupation | Zifferblätter- u. Thürschilder-Fabrikant |
| Address | Hohepforte 22 |
| Place | Köln |
| GOV identifier | KOLOLNJO30LW |
| Book | Kölner Adreß-Buch 1846 |
| page | |
| Year | 1846 |
| Given name | Louis Gerhard |
|---|---|
| Family name | Leroy |
| Occupation | Zifferblätter- u. Thürschilder-Fabrikant |
| Address | Hohepforte 22 |
| Place | Köln |
| GOV identifier | KOLOLNJO30LW |
| Book | Kölner Adreß-Buch 1846 |
| page | |
| Year | 1846 |