| Code | DS/UK/289 |
| Dates | 1869-1908 |
| Person Name | Hertz; Johann Nicolaus (1869-1908) |
| Surname | Hertz |
| Forenames | Johann Nicolaus |
| Activity | Direktor der Montanwachsfabrik GMBH Poemmelte. |
| Relationships | Brother of Mary Warburg, née Hertz and Wilhelm Hertz, married to Magdalene Hertz |
| Source | J. G. Hurst, Hertz-Hurst Family Tree, 8th Edition January 2003 (copy in WIA). |
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