Heinrich Reck, a farmer, and his wife Margaretha Wilhelmina are recorded on an appendix to the 1767 census of Nieder-Monjou in Household No. 111.
Heinrich Reck and his family are recorded on the 1798 census of Schaffhausen in Household No. Sh19.
The 1767 census records that Heinrich Reck came from the German region of Darmstadt.
- 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): Sh04, Sh19, Sh45.
- Pleve, Igor. Einwanderung in das Wolgagebiet, 1764-1767 Band 3 (Göttingen: Göttinger Arbeitskreis, 2005): 223.