| 1. | Martin Gottlieb Manke was born Abt 1807, Groß Dubberow, Belgard, Pommern. Martin married Anna Sophie Louise Knoop. Anna (daughter of Friedrich Knoop) was born Abt 1809, Silesen, Belgard, Pommern. [Group Sheet]
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| 2. | Caroline Friderike Henriette Manke Caroline married Gottfried Friedrich Wilhelm Venzke 22 May 1868, Suckow, Pommern. Gottfried (son of Christoph David Venzke and Hanna Carolina Manke) was born 3 Apr 1838, Siedkow, Belgard, Pommern; died 1 Apr 1875. [Group Sheet]
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| 3. | Albert Wilhelm Gottlieb Venzke |
| 4. | Hermann Ferdinand Erdman Venzke |
| 5. | Martha Wilhelmine Friderike Venzke |