"Nederland, Indexen van de Archieven, Primaire Archiefstukken (BS en DTB), 1600-2000," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:QL52-58RQ : 6 October 2017), Egidius Sanders and Helena Maria van Vorstenbos, Marriage 16 May 1863, Heeze, Noord-Brabant, Nederland; from database, openarchives (https://www.openarch.nl : 2016); citing Heeze, archive 50, inventory number 3500, record number 8; ; Brabants Historisch Informatie Centrum.
"Nederland, Indexen van de Archieven, Primaire Archiefstukken (BS en DTB), 1600-2000," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:QLXN-6TKQ : 23 August 2017), Helena Maria van Vorstenbos, Death 26 Feb 1890, Heeze, Noord-Brabant, Nederland; from database, openarchives (https://www.openarch.nl : 2016); citing Heeze, archive 50, inventory number 3524, record number 9; ; Brabants Historisch Informatie Centrum.
"Nederland, Indexen van de Archieven, Primaire Archiefstukken (BS en DTB), 1600-2000," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:QL5X-TTB1 : 6 October 2017), Jan Hageman and Helena Maria van Vorstenbos, Marriage 22 Jun 1874, Woensel, Noord-Brabant, Nederland; from database, openarchives (https://www.openarch.nl : 2016); citing Woensel, archive 50, inventory number 9069, record number 17; ; Brabants Historisch Informatie Centrum.
"Nederland, Indexen van de Archieven, Primaire Archiefstukken (BS en DTB), 1600-2000," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:QL5X-Y3K7 : 6 October 2017), Helena Maria van Vorstenbos in entry for Wilhelmus Bukkems and Hendrica Sanders, Marriage 20 Apr 1899, Tongelre, Noord-Brabant, Nederland; from database, openarchives (https://www.openarch.nl : 2016); citing Tongelre, archive 50, inventory number 7991, record number 3; ; Brabants Historisch Informatie Centrum.
"Nederland, Indexen van de Archieven, Primaire Archiefstukken (BS en DTB), 1600-2000," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:QL5X-1SFR : 6 October 2017), Helena Maria Vorstenbosch in entry for Martinus Lambertus Verhoeven and Elisabeth Sanders, Marriage 09 Feb 1904, Woensel, Noord-Brabant, Nederland; from database, openarchives (https://www.openarch.nl : 2016); citing Woensel, archive 550, inventory number 3663, record number 10; ; Brabants Historisch Informatie Centrum.