Heinrich März, a farmer, and his wife Katharina are recorded on the 1767 census of Lauwe in Household No. 43. They had settled there on 5 September 1767.
The 1767 census records that Heinrich März came from the German village of Fürth in the Ansbach region.
- Pleve, Igor. Einwanderung in das Wolgagebiet, 1764-1767 Band 3 (Göttingen: Göttinger Arbeitskreis, 2005): 46.