| 1. Klaus, Mary Malvina |
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| B: |
28 Jan 1853 |
| P: |
Colesburg, Delaware County, Iowa, USA |
| D: |
29 Mar 1930 |
| P: |
Charles City, Floyd County, Iowa, USA |
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| 2. Klaus, Johan D. |
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| B: |
2 Feb 1813 |
| P: |
Kingdom of Hannover |
| M: |
23 Apr 1848 |
| P: |
St. Louis, Missouri, USA |
| D: |
7 Jul 1878 |
| P: |
Delaware County, Iowa, USA |
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1853 - 1930 (77 years)