Heinrich Ulrich Telf, a farmer, and his wife Elisabeth settled in the Volga German colony of Mariental on 16 June 1766. They are recorded there on the 1767 census in Household No. 20 along with his Schäfer stepchildren.
The 1767 census records that Heinrich Ulrich Telf came from the German village of Saarburg in the Kurtrier region.
- Mai, Brent Alan. 1798 Census of the German Colonies along the Volga: Economy, Population, and Agriculture (Lincoln, NE: American Historical Society of Germans from Russia, 1999): Mt06.
- Pleve, Igor. Einwanderung in das Wolgagebiet, 1764-1767 Band 3 (Göttingen: Göttinger Arbeitskreis, 2005): 100.