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 9 AUG 2026 2 TIME 18:15 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/ 0 @I6686310426368420@ INDI 1 NAME Jan /Ritsema/ 2 GIVN Jan 2 SURN Ritsema 1 BIRT 2 PLAC Groningen 1 DEAT 2 DATE 20 SEP 1931 2 PLAC Groningen 2 SOUR @S@ 3 NOTE 3 PAGE Akte 31 3 DATA 4 DATE 3 OCT 1931 3 NOTE https://www.openarchieven.nl/gra:a6860eec-03a4-6f93-e0cb-abf7cbeff5b4 1 FAMC @F7576452186953070@ 0 @I6686310426368423@ INDI 1 NAME Harmke /Koopman/ 2 GIVN Harmke 2 SURN Koopman 0 @I6686310426368421@ INDI 1 NAME Egbert Derks /Ritsema/ 2 GIVN Egbert Derks 2 SURN Ritsema 1 SEX M 1 FAMS @F7576452186953070@ 0 @I6686310426368422@ INDI 1 NAME Elizabeth Jacobs /Meelker/ 2 GIVN Elizabeth Jacobs 2 SURN Meelker 1 SEX F 1 FAMS @F7576452186953070@ 0 @F7576452186953070@ FAM 1 HUSB @I6686310426368421@ 1 WIFE @I6686310426368422@ 1 CHIL @I6686310426368420@ 0 TRLR