| 1. George Harry Heiser |
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| B: |
9 Mar 1923 |
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Billings, Yellowstone County, Montana, USA |
| D: |
7 Jan 2000 |
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Billings, Yellowstone County, Montana, USA |
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| 2. Peter Larry Heiser |
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| B: |
5 Dec 1897 |
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Dickinson, Stark County, North Dakota, USA |
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| 10. Siegfried Friedrich Fischer |
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| B: |
24 Oct 1836 |
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Sulz, Odessa, Ukrayina |
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1859 |
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Sulz, Odessa, Ukrayina |
| D: |
23 Dec 1916 |
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Killdeer, Dunn County, North Dakota, USA |
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| 11. Katherina Vollmer |
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| B: |
1839 |
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Landau, Odessa, Ukrayina |
| D: |
1892 |
| P: |
Dickinson, Stark County, North Dakota, USA |
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1923 - 2000 (76 years)