| Family Tree Collection | Main index A-Z | Total index | Names | Index places | Alexander Duparc Collection |
| Family page |
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Gerardus Johannes Didacus Offermans, birth 1858 's-Gravenhage
to: Helena Cornelia van Haarst |
| Family page |
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Gerardus Johannes Didacus Offermans
to: Susanna Elisabeth Constance van Lier, birth 1867 Utrecht, daughter of Jacob van Lier and Francisca Leonora Enthoven |