Johann Christian Ludwig, a baker (Bäcker), and his wife Anna Eleonora settled in the Volga German colony of Katharinenstadt on 23 July 1767. They are recorded there on the 1767 census in Household No. 17.
The 1767 census records that Johann Christian Ludwig came from the German village of Gera in the Thüringen region.
- Pleve, Igor. Einwanderung in das Wolgagebiet, 1764-1767 Band 2 (Göttingen: Göttinger Arbeitskreis, 2001): 279.