Peter Nummerstein, a craftsman (Handwerker), his wife Maria, and his stepdaughter Christina Fedeluida [surname not recorded] (age 15) are recorded on the 1767 census of Schwed in Household No. 6. They had settled there on 27 July 1765.
In 1788, Peter Nummerstein and his family moved from Schwed to Engels.
The 1767 census records that Peter Nummerstein came from the German village of Bergen in Swedish Pomerania.
- 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): Mv2699.
- Pleve, Igor. Einwanderung in das Wolgagebiet, 1764-1767 Band 4 (Göttingen: Göttinger Arbeitskreis, 2008): 141.