Family: Hans Joachim Pak / Rosa Johanna Helfrich (F125851)
Alfons Helfrich (1923-1983) 
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Elisabetha Hirsch (1921-2011)
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| Ferdinand Oswald Helfrich (1952-1952) |
| Otto Norbert Helfrich (1958-2021) |
Ulrich Helfrich (1961-2005)  |
| Alfons Helfrich (1923-1983)
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| Elisabetha Hirsch (1921-2011)
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| Ferdinand Oswald Helfrich (1952-1952) |
| Otto Norbert Helfrich (1958-2021) |
| Ulrich Helfrich (1961-2005) |