Konrad Kahl, a farmer, and his family settled in the Volga German colony of Dobrinka on 20 June 1767. They are recorded there on the 1767 census in Household No. 78.
In 1796, Georg Ludwig Kahl moved from Dobrinka to Schwab.
The 1767 census records that Konrad Kahl came from the German village of Lauterbach in the Riedesel 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): Db46, Sb05, Mv0459.
- Pleve, Igor. Einwanderung in das Wolgagebiet, 1764-1767 Band 1 (Göttingen: Göttinger Arbeitskreis, 1999): 335.