Ursula Holzhalb
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| Dr. George Wurts | |
| B: | 1746 |
| New York | |
| D: | 1802 |
| Johannes Conrad Wirz, IV | |
| B: | 1706 |
| Zurich, Switzerland | |
| D: | 1763 |
| Johannes Conrad Wirz, III | |
| B: | 1661 |
| Switzerland | |
| D: | 1730 |
| Switzerland | |
| Johannes Conrad Wirz, II | |
| B: | 1631 |
| D: | 1682 |