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 16 JAN 2026 2 TIME 10:45 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 @I7306393672138579@ INDI 1 NAME Willem Fredrich /Sierach/ 2 GIVN Willem Fredrich 2 SURN Sierach 1 BIRT 2 PLAC Leiden 1 FAMC @F8431752825252318@ 0 @I7306393672138580@ INDI 1 NAME Abraham /Sierach/ 2 GIVN Abraham 2 SURN Sierach 1 SEX M 1 FAMS @F8431752825252318@ 0 @I7306393672138581@ INDI 1 NAME Johanna /van der Heijden/ 2 GIVN Johanna 2 SPFX van der 2 SURN Heijden 1 SEX F 1 FAMS @F8431752825252318@ 0 @F8431752825252318@ FAM 1 HUSB @I7306393672138580@ 1 WIFE @I7306393672138581@ 1 CHIL @I7306393672138579@ 0 TRLR