^^

Hendricus Maria Johannes Schipper
& Clazina Johanna Verhage
|
| |
Clazina Elizabeth Schipper
& Arnold W. Sewalt 		  Martinus Hendricus Schipper
& E.C.A. Meijer
| |
Ronaldus Petrus Antonius Sewalt   Rudolf Martinus Schipper
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