Widow Anna Katharina Müller, a farmer's wife, and her daughter settled in the Volga German colony of Rosenheim on 27 Jun 1767. They are recorded there on the 1767 census in Household No. 73.
The 1767 census records that Anna Katharina Müller came from the German village of Zeilaf in the Herrschaft von Gleichen.
- Pleve, Igor. Einwanderung in das Wolgagebiet, 1764-1767 Band 4 (Göttingen: Göttinger Arbeitskreis, 2008): 79.