The widow and children of Heinrich Bach are recorded on the 1798 census of Graf in Household No. Gf25.
Jakob Bach, son of Heinrich Bach, and his family are recorded on the 1834 census of Luzern in Households No. 35 & 76.
- 1834 Luzern Census (Households No. 35, 76).
- 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): Gf25.