Maria Becker and her sons (Johann Heinrich, Leopold, and Johannes) settled in the Volga German colony of Walter on 25 August 1767. They are recorded there on the 1767 census in Household No. 78.
The 1767 census records that Maria Becker came from the German village of Grünberg in the region of Hessen-Darmstadt.
- Pleve, Igor. Einwanderung in das Wolgagebiet, 1764-1767 Band 3 (Göttingen: Göttinger Arbeitskreis, 2005): 312.