My Greatgrand mother name was Johanna Liebenberg she was born Dec. 5, 1832, father is Christ Liebenberg (Information on death record) She married Friedrick Christian Kraatz in Germany and they had at least 3 children, in Germany. One daughter Wilhelamina Kraatz married Wilhelm Ludke in Germany and they came to the USA in 1880. Johanna and Her husband also came over to the USA.
In the obit it said that they were natives of the villige of Mechlin, province of Brandenburg, Germany.
Is that anywhere near the location you have of Wichmans Dorf. Province of Brandenburg , Prussia, or the Ukermark, Prussia Germany.Thank You,