| Family Tree Collection | Main index A-Z | Total index | Names | Index places | Alexander Duparc Collection |
| Family page |
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Ir Gerard Jacobson, son of Jacob Lion Jacobson and Catharina Blom living - details excluded to: Hendrika Jantina Ditzel, daughter of Jan Ditzel and Helena Van Zanten living - details excluded |
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1) Paul Jacobson living - details excluded to: Michal Shani living - details excluded |
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2) Catherina Helena Jacobson living - details excluded |
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3) Mr Erik Jacobson living - details excluded to: Drs Marie-Annick Alexandra Lamers, daughter of Karel Willem Lamers and Oda Maria Alex. Wilh. Schade van Westrum living - details excluded |