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 29 JAN 2026 2 TIME 5:12 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 @I1322975956703454@ INDI 1 NAME Willem /van der Erff/ 2 GIVN Willem 2 SPFX van der 2 SURN Erff 1 BIRT 2 DATE 30 SEP 1789 1 FAMC @F1616458701864465@ 0 @I1322975956703455@ INDI 1 NAME Pieter /van der Erff/ 2 GIVN Pieter 2 SPFX van der 2 SURN Erff 1 SEX M 1 FAMS @F1616458701864465@ 0 @I1322975956703456@ INDI 1 NAME Susanna /van der Waart/ 2 GIVN Susanna 2 SPFX van der 2 SURN Waart 1 SEX F 1 FAMS @F1616458701864465@ 0 @I1322975956703457@ INDI 1 NAME Pieter /van der Waart/ 2 GIVN Pieter 2 SPFX van der 2 SURN Waart 0 @I1322975956703458@ INDI 1 NAME Sara /Knijnenberg/ 2 GIVN Sara 2 SURN Knijnenberg 0 @F1616458701864465@ FAM 1 HUSB @I1322975956703455@ 1 WIFE @I1322975956703456@ 1 CHIL @I1322975956703454@ 0 TRLR