Sven Appelberg, a farmer, and his wife Christina settled in the Volga German colony of Reinhard on 15 July 1766. They are recorded there on the 1767 census in Household No. 4.
The 1767 census records that Sven Appelberg came from the Swedish city of Göteborg and his wife came from the German city of Kiel in the region of Holstein.
- Pleve, Igor. Einwanderung in das Wolgagebiet, 1764-1767 Band 4 (Göttingen: Göttinger Arbeitskreis, 2008): 20.