| Friedrich Georg Peter Volz | |
| *: | 5 Jun 1897 |
| Willy (Willÿ) Volz |
| Willy (Willÿ) Volz | |
| *: | 17 Sep 1898 |
| Eugen Volz |
| Eugen Volz | |
| *: | 13 Nov 1901 |
|
| Katharina Margaretha Maas (Maass) | |
| *: | 28 Feb 1873 |
| Georg Volz |
| Georg Volz | |
| *: | 8 Aug 1871 |
| oo: | 20 Jun 1896 |
| Seckenheim, Rhein-Neckar-Kreis, DE | |