Helena den Herder en tant qu·Äôentrâ©e de Bartholomeus Kriek et de Maria Franse, "Netherlands, Archival Indexes, Vital Records, 1600-2000"
"Nederland, Indexen van de Archieven, Primaire Archiefstukken (BS en DTB), 1600-2000," database,
FamilySearch (
https://familysearch.org/ark:/61903/1:1:QLRS-N6JL : 6 October 2017), Helena den Herder in entry for Bartholomeus Kriek and Maria Franse, Marriage 25 Sep 1817, Leiden, Zuid-Holland, Nederland; from database,
openarchives (https://www.openarch.nl : 2016); citing Leiden, archive , inventory number , record number 109; ; Nationaal Archief Rijksarchief Zuid-Holland.