Johannes Heckner – Essener Adreßbuch 1936
| Given name | Johannes |
|---|---|
| Family name | Heckner |
| Occupation | Reichsb. Ingen. i. R. |
| Address | Renatastr. 30 |
| Place | Essen |
| GOV identifier | adm_135113 |
| Book | Essener Adreßbuch 1936 |
| page | 201 |
| Year | 1936 |
| Given name | Johannes |
|---|---|
| Family name | Heckner |
| Occupation | Reichsb. Ingen. i. R. |
| Address | Renatastr. 30 |
| Place | Essen |
| GOV identifier | adm_135113 |
| Book | Essener Adreßbuch 1936 |
| page | 201 |
| Year | 1936 |