Friederich Helferich
1773 - (
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- 1 Friederich Helferich [1] b. 1773
- Elisabetha Lang b. 1775
- 2 Friedrich Nikolaus Helferich [1.1] b. 1805
- Luisa Christina Ottnat b. 1807
- 3 Joseph Jakob Helferich [1.1.1] b. 15 Oct 1829
- 3 Friedrich August Theodor Helferich [1.1.2] b. 26 May 1831
- 3 Ludwig Daniel Helferich [1.1.3] b. 4 Apr 1833
- 3 Joseph Jakob Helferich [1.1.1]
- 2 Friedrich Nikolaus Helferich [1.1]