Stamboom van de familie In 't Zand(t)
Gezin: Johannes Koppers / Anna Gertruda Huberta Diebels (F0947)
getr. 19 sep 1873Hermannus Koppers (1807-1875) 
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Allegonda Ebben (1820-1889)
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| Hubertina Henckens (1819-1853)
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| Anna Maria Gertruda Diebels (1851-1851) |
| Jacoba Francisca Diebels (1853- ) |
 | Johannes Koppers (1840-1908)
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| Anna Gertruda Huberta Diebels (1852-1913)
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| Albertus Hubertus Koppers (1874-1874) |
Huberdina Hendrina Aldegonda Koppers (1876-1963)  |
 | Hermanus Franciscus Hubertus Koppers (1877-1944) |
| Mathijs Jacobus Hubertus Koppers (1878-1880) |
 | Mathijs Jacobus Antonius Koppers (1880-1959) |
 | Anna Maria Elisabeth Koppers (1881-1952) |
| Jacoba Alberta Theresia Koppers (1883-1964) |
 | Johannes Hendricus Josephus Koppers (1886-1952) |
| Johanna Allegonda Adele Koppers (1887-1970) |
| Gerarda Johanna Hubertina Koppers (1890-1978) |
| Theodorus Lambertus Antonius Koppers (1892-1978) |