"Netherlands, Archival Indexes, Vital Records," database,
FamilySearch (
https://familysearch.org/ark:/61903/1:1:QLMP-N7TZ : 22 August 2017), Thomas Blom and Aaltje Klaas, Marriage 22 Dec 1822, Enkhuizen, Noord-Holland, Netherlands; from database,
openarchives (https://www.openarch.nl : 2016); citing Haarlem, inventory number , record number 47; ; Noord-Hollands Archief.