Grietje Blom in entry for Aaltje Kort, "Netherlands, Archival Indexes, Miscellaneous Records"
"Nederland, Indexen van de Archieven, Primaire Archiefstukken (BS en DTB), 1600-2000," database,
FamilySearch (
https://familysearch.org/ark:/61903/1:1:QLKT-BKD4 : 2 December 2019), Grietje Blom in entry for Aaltje Kort, Death 30 Apr 1893, Montfoort, Utrecht, Netherlands; from database,
openarchives (https://www.openarch.nl : 2016); citing Montfoort 1893, archive 481, inventory number 1134-11, record number 24; Montfoort 1893; Het Utrechts Archief.