| Rebecca Dorothea DunkerBirth: September 13, 1875 48 — Hannover, Niedersachsen, Germany Death: March 23, 1939 — Steele County, Minnesota, USA |  |
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| Hermann DunkerBirth: November 12, 1826 23 8 — Martfeld, Hannover, Niedersachsen, Germany Death: February 29, 1888 — Havana Township, Steele County, Minnesota, USA |  |
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 |  | Johann Heinrich DunkerBirth: May 24, 1803 37 — Ahlerstedt, Stade, Niedersachsen, Germany Death: 1868 — Gerdshagen, Prignitz, Brandenburg, Germany |  |  | Joachim Diedrich DunckerBirth: February 11, 1766 — Gerdshagen, Bad Doberan, Mecklenburg-Vorpommern, Germany Death: May 29, 1828 — Lohmen, Gustrow, Mecklenburg-Vorpommern, Germany | |  |  | | |
|  |  | |  |  | Johann Hinrich Wilhlem BredehöftBirth: June 24, 1795 49 26 — Ahlerstedt, Hannover, Niedersachsen, Germany Death: November 2, 1842 — Hildesheim, Hildesheim, Niedersachsen, Germany | |  |  | Catharina Maria TipkenBirth: January 19, 1794 43 34 — Ahlerstedt, Stade, Niedersachsen, Germany Death: November 2, 1842 — Hildesheim, Hildesheim, Niedersachsen, Germany | |
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