| 1. Henry Koch |
 |
| B: |
Abt 1876 |
| P: |
Conestogo, Woolwich Township, Waterloo County, Ontario |
| D: |
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| P: |
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| 2. David Koch |
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| B: |
Abt 1841 |
| P: |
Woolwich Township, Waterloo County, Ontario |
| M: |
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| P: |
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| D: |
23 Feb 1916 |
| P: |
Woolwich Township, Waterloo County, Ontario |
|
| 4. Ludwig Koch |
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| B: |
19 Jul 1801 |
| P: |
Weinsberg, Wurtenberg, Germany |
| M: |
Oct 1824 |
| P: |
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| D: |
15 Sep 1889 |
| P: |
Woolwich Township, Waterloo County, Ontario |
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| 8. |
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| |
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Abt 1876 - 