Antonetta Ferdinandina was born in 1829. She is the daughter of Joseph Ahrens and Anna Angela Schrick.
"Deutschland Geburten und Taufen, 1558-1898," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:NZ59-4NL : 28 November 2014), Antonetta Ferdinandina Ahrens, 18 Feb 1829; citing ; FHL microfilm 1,050,742.
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