Heinrich Billing and his family are recorded on the 1798 census of Schaffhausen in Household No. Sh18.
The death of Heinrich Billing in 1834 is recorded on the 1834 census of Schaffhausen in Household No. 47.
- 1834 Schaffhausen Census (Household No. 47).
- 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): Sh18.