Helmut Cetto – Aachener Adressbuch 1926
| Given name | Helmut |
|---|---|
| Family name | Cetto |
| Occupation | Student |
| Address | Colynshofstr. 44 |
| Place | Aachen |
| GOV identifier | AACHENJO30BS |
| Book | Aachener Adressbuch 1926 |
| page | 51 |
| Year | 1926 |
| Given name | Helmut |
|---|---|
| Family name | Cetto |
| Occupation | Student |
| Address | Colynshofstr. 44 |
| Place | Aachen |
| GOV identifier | AACHENJO30BS |
| Book | Aachener Adressbuch 1926 |
| page | 51 |
| Year | 1926 |