Joh. Pet. Portz – Offizielles Adress-Buch für Rheinland-Westphalen 1838
| Given name | Joh. Pet. |
|---|---|
| Family name | Portz |
| Occupation | Bäckerei |
| Address | B 33 |
| Place | Elberfeld |
| GOV identifier | ELBELDJO31NG |
| Book | Offizielles Adress-Buch für Rheinland-Westphalen 1838 |
| page | 85 |
| Year | 1838 |