Konrad Zimmermann, a wool carder (Wollschläger), and his wife Julianna settled in the Volga German colony of Ober-Monjou on 23 July 1767. They are recorded there on the 1767 census in Household No. 91 along with a note that they relocated to the colony of Luzern in 1768.
The 1767 census records that Konrad Zimmermann came from the German region of Trier.
- Pleve, Igor. Einwanderung in das Wolgagebiet, 1764-1767 Band 3 (Göttingen: Göttinger Arbeitskreis, 2005): 309.