Otto Grontars – Adreßbuch der Stadt Düren 1910
| Given name | Otto |
|---|---|
| Family name | Grontars |
| Occupation | Lehrer |
| Address | 20 |
| Place | Nideggen |
| GOV identifier | NIDGENJO30FQ |
| Book | Adreßbuch der Stadt Düren 1910 |
| page | 4-70 |
| Year | 1910 |
| Given name | Otto |
|---|---|
| Family name | Grontars |
| Occupation | Lehrer |
| Address | 20 |
| Place | Nideggen |
| GOV identifier | NIDGENJO30FQ |
| Book | Adreßbuch der Stadt Düren 1910 |
| page | 4-70 |
| Year | 1910 |