Seventh Generation
Family of Johann Christian Friederich Jahnke (6) & Katherine Sophia Elizabeth Baack
7. Johann Karl Friedrich "Fritz" Jahnke. Born on 20 Aug 1831 in Alt Jabel, Mechlenburg Schwerin, Germany. Johann Karl Friedrich "Fritz" died in Davenport, Iowa on 13 Nov 1921; he was 90.
On 11 Feb 1862 when Johann Karl Friedrich "Fritz" was 30, he married Johanna Frederike Elizabeth "Marie" Zimmerman, daughter of Johann Anton Zimmerman & Louisa Dorothea Elisabeth Bornholtz, in Davenport, Iowa. Born on 28 Nov 1838 in Kleingrabe, Germany. Johanna Frederike Elizabeth "Marie" died in Lone Tree, Iowa on 6 Mar 1933; she was 94.
They had the following children:
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