Helene Schaefer – Adreßbuch der Stadt Düren 1910
| Given name | Helene |
|---|---|
| Family name | Schaefer |
| Occupation | Teilhaberin der Firma Christian Schaefer |
| Address | Cölnstr. 18 |
| Place | Düren |
| GOV identifier | DURRENJO30FT |
| Book | Adreßbuch der Stadt Düren 1910 |
| page | 105 |
| Year | 1910 |