Wilhelm Claßen – Aachener Adressbuch 1926
| Given name | Wilhelm |
|---|---|
| Family name | Claßen |
| Occupation | Architekt |
| Address | Lothringer Str. 4/1 |
| Place | Aachen |
| GOV identifier | AACHENJO30BS |
| Book | Aachener Adressbuch 1926 |
| page | 53 |
| Year | 1926 |
| Given name | Wilhelm |
|---|---|
| Family name | Claßen |
| Occupation | Architekt |
| Address | Lothringer Str. 4/1 |
| Place | Aachen |
| GOV identifier | AACHENJO30BS |
| Book | Aachener Adressbuch 1926 |
| page | 53 |
| Year | 1926 |