0 HEAD 1 SOUR OPENARCH 2 VERS 0.4 2 NAME Open Archieven 2 CORP Coret Genealogie 3 WWW https://genealogie.coret.org/ 1 DATE 8 JAN 2026 2 TIME 23:14 1 SUBM @U0@ 1 GEDC 2 VERS 7.0 1 LANG nl 0 @U0@ SUBM 1 NAME Open Archieven 1 WWW https://www.openarchieven.nl/?lang=nl 0 @I8928790542180470@ INDI 1 NAME Kornelis /Pieters Ferwerda/ 2 GIVN Kornelis 2 _PATR Pieters 2 SURN Ferwerda 1 RESI 2 PLAC Nijkerk 0 @I8928790542180471@ INDI 1 NAME Jan /Freerks Posthumus/ 2 GIVN Jan 2 _PATR Freerks 2 SURN Posthumus 1 OCCU schipper 1 RESI 2 PLAC Nijkerk 0 @I8928790542180472@ INDI 1 NAME Ype /van der Schaaff/ 2 GIVN Ype 2 SPFX van der 2 SURN Schaaff 1 RESI 2 PLAC Dokkum 0 @I8928790542180473@ INDI 1 NAME Jan /van der Schaaff/ 2 GIVN Jan 2 SPFX van der 2 SURN Schaaff 1 RESI 2 PLAC Dokkum 0 TRLR