Johann Gottfried Wendel (age 5) and his sister Kunigunde (age 16) are recorded on the 1767 census of Katharinenstadt in Household No. 7 with their mother and stepfather, Johannes Andreas Schmidt.
The 1767 census records that Johann Gottfried Wendel came from the German region of Karlsburg.
- Pleve, Igor. Einwanderung in das Wolgagebiet, 1764-1767 Band 2 (Göttingen: Göttinger Arbeitskreis, 2001): 277.