Jakob Schumann, a farmer, and his wife, Maria, settled in the Volga German colony of Kautz on 20 July 1767. They are recorded there on the 1767 census in Household No. 5.
The 1767 census records that they came from the German village of Hassloch.
- Mai, Brent Alan. 1798 Census of the German Colonies along the Volga (Lincoln, NE: American Historical Society of Germans from Russia, 1999): Kz24.
- Pleve, Igor. Einwanderung in das Wolgagebiet 1764-1767 Band 2 (Goettingen: Der Göttinger Arbeitskreis; 2001): 334.