Kornelius Sauer, a farmer, his wife Anna Elisabeth, and son Johannes (age 1) are recorded on the 1767 census of Volmer in Household No. 40. They had settled there on 18 July 1767.
The 1767 census records that Kornelius Sauer came from the German region of Bamberg.
- Pleve, Igor. Einwanderung in das Wolgagebiet, 1764-1767 Band 4 (Göttingen: Göttinger Arbeitskreis, 2008): 292.