Johann Heinrich Soltner, a baker (Bäcker), and his wife Elisabeth settled in the Volga German colony of Katharinenstadt on 27 August 1766. They are recorded there on the 1767 census in Household No. 29.
In 1786, Heinrich Soltner and his family moved from Katharinenstadt to the Caucasus.
The 1767 census records that Johann Heinrich Soltner came from the German village of Marklein Banghein in the Ansbach region.
- Mai, Brent Alan. 1798 Census of the German Colonies along the Volga: Economy, Population, and Agriculture (Lincoln, NE: American Historical Society of Germans from Russia, 1999): Mv1180.
- Pleve, Igor. Einwanderung in das Wolgagebiet, 1764-1767 Band 2 (Göttingen: Göttinger Arbeitskreis, 2001): 282.