1. Pieter Dirk Kalf

Simon Kalf Hendrika Stephana Verhoef. 8 1944 Landsmeer.

a. Pieter Dirk 24 17 1968 's-Gravenhage Nel Zandbergen 23 , . 20 1944 Scheveningen.

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• a.i. Catharina Petronella Kalf.
• a.ii. Simon Pieter Kalf.
• a.iii. Mark Kalf.