Widower Christoph Friedrich, a farmer, is recorded on the 1767 census of Kaneau in Household No. 88. He had settled there on 3 August 1767.
The 1767 census records that Christoph Friedrich came from the German region of Halle.
- Pleve, Igor. Einwanderung in das Wolgagebiet, 1764-1767 Band 2 (Göttingen: Göttinger Arbeitskreis, 2001): 263.