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 31 JAN 2026 2 TIME 6:16 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 @I4429058529275396@ INDI 1 NAME Johann Christoph Gerhard /Jonker/ 2 GIVN Johann Christoph Gerhard 2 SURN Jonker 1 OCCU hoogleraar 1 RESI 2 PLAC Leiden 1 BIRT 2 PLAC Leiden 1 FAMC @F7135114915986143@ 0 @I4429058529275399@ INDI 1 NAME Petronella Hendrika /la Pere/ 2 GIVN Petronella Hendrika 2 SPFX la 2 SURN Pere 0 @I4429058529275397@ INDI 1 NAME Gerrit /Jonker/ 2 GIVN Gerrit 2 SURN Jonker 1 SEX M 1 FAMS @F7135114915986143@ 0 @I4429058529275398@ INDI 1 NAME Johanna Hendrika /Fischer/ 2 GIVN Johanna Hendrika 2 SURN Fischer 1 SEX F 1 FAMS @F7135114915986143@ 0 @F7135114915986143@ FAM 1 HUSB @I4429058529275397@ 1 WIFE @I4429058529275398@ 1 CHIL @I4429058529275396@ 0 TRLR