Wilhelm Contzen – Aachener Adressbuch 1926
| Given name | Wilhelm |
|---|---|
| Family name | Contzen |
| Occupation | Architekt |
| Address | Franzstr. 80 |
| Place | Aachen |
| GOV identifier | AACHENJO30BS |
| Book | Aachener Adressbuch 1926 |
| page | 56 |
| Year | 1926 |
| Given name | Wilhelm |
|---|---|
| Family name | Contzen |
| Occupation | Architekt |
| Address | Franzstr. 80 |
| Place | Aachen |
| GOV identifier | AACHENJO30BS |
| Book | Aachener Adressbuch 1926 |
| page | 56 |
| Year | 1926 |