Louisa Knopf
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- 1 Louisa Knopf [1]
- William Mertz b. 1830
- 2 Maria Elizabeth Mertz [1.1] b. 0Oct 1866
- Albert Henry Klem b. 15 Oct 1863
- 3 Roger George Klem [1.1.1]
- 3 Clarence Bernard Klem [1.1.2]
- 3 Henry Klem [1.1.3]
- 3 Mary Elisabeth Klem [1.1.4]
- 3 Philip John Klem [1.1.5]
- 3 Mildred Elisabeth Klem [1.1.6]
- 3 Roy John Klem [1.1.7]
- 3 Roger George Klem [1.1.1]
- 2 Maria Elizabeth Mertz [1.1]