Leonhard Contzen – Aachener Adressbuch 1926
| Given name | Leonhard |
|---|---|
| Family name | Contzen |
| Occupation | Fuhrmann |
| Address | Sandkaulstr. 74 |
| Place | Aachen |
| GOV identifier | AACHENJO30BS |
| Book | Aachener Adressbuch 1926 |
| page | 56 |
| Year | 1926 |
| Given name | Leonhard |
|---|---|
| Family name | Contzen |
| Occupation | Fuhrmann |
| Address | Sandkaulstr. 74 |
| Place | Aachen |
| GOV identifier | AACHENJO30BS |
| Book | Aachener Adressbuch 1926 |
| page | 56 |
| Year | 1926 |