Heinrich Diehl, a farmer, and his wife Anna arrived from Lübeck at the port of Oranienbaum on 8 August 1766.
They settled in the Volga German colony of Seelmann on 16 August 1767 and are recorded there on the 1767 census in Household No. 27.
The 1767 census records that Heinrich Diehl came from the German village of Hefebach in the Trier region.
- Pleve, Igor. Einwanderung in das Wolgagebiet, 1764-1767 Band 4 (Göttingen: Göttinger Arbeitskreis, 2008): 154.
- Pleve, Igor. Lists of Colonists to Russia in 1766: Reports by Ivan Kulberg (Saratov: Saratov State Technical University, 2010): #3041.