Friedrich Seibel (age 22), a farmer, and his sisters (Barbara, age 14; Elisabeth, age 11; Magdalena, age 8) are recorded on the 1767 census of Nieder-Monjou in Household No. 87. They had settled there on 3 August 1767.
The 1767 census records that Friedrich Seibel came from the German village of Stahlberg.
- 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): Nm14.
- Pleve, Igor. Einwanderung in das Wolgagebiet, 1764-1767 Band 3 (Göttingen: Göttinger Arbeitskreis, 2005): 204.