Heinrich Schwerin, a single chimney sweep (Schornsteinfeger), settled in the Volga German colony of Katharinenstadt on 27 August 1766. He is recorded there on the 1767 census in Household No. 193.
The 1767 census records that Heinrich Schwerin came from the German town of Darmstadt in the Hessen region.
- Pleve, Igor. Einwanderung in das Wolgagebiet, 1764-1767 Band 2 (Göttingen: Göttinger Arbeitskreis, 2001): 315