Michael Langhaas, a stonemason (Steinmetz), his wife Margaretha, and son Albertus (age ¼) are recorded on the 1767 census of Seelmann in Household No. 153. They had settled there on 15 July 1767.
The 1767 census records that Michael Langhaas came from the German village of Enheim in the Bamberg region.
- Pleve, Igor. Einwanderung in das Wolgagebiet, 1764-1767 Band 4 (Göttingen: Göttinger Arbeitskreis, 2008): 153.