↑ Birth: "Netherlands, Noord-Holland, Civil Registration, 1811-1950," database with images, FamilySearch (https://www.familysearch.org/ark:/61903/1:1:Q2HX-FZ8M : 1 June 2022), Catharina Sophia Kientz, 13 Aug 1890; citing Birth Registration, Amsterdam, Noord-Holland, Nederland, Noord-Hollands Archief (Noord-Hollands Archives), Haarlem; FHL microfilm 1,203,912.
↑ Death: "Netherlands, Noord-Holland, Civil Registration, 1811-1950", database with images, FamilySearch (https://www.familysearch.org/ark:/61903/1:1:6NFK-X33G : 26 September 2022), Johannes Kientz in entry for Catharina Sophia Kientz, 1891.
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