Joseph Gretschmann, a farmer, and his family arrived from Lübeck at the port of Oranienbaum on 15 September 1766 aboard the galliot Adler under the command of Skipper Paul Adam Drath.
They settled in the Volga German colony of Seelmann on 5 September 1767 and are recorded there on the 1767 census in Household No. 49.
The 1767 census records that Joseph Gretschmann came from the German village of Buch in the region of Schwaben (Swabia).
- Pleve, Igor. Einwanderung in das Wolgagebiet, 1764-1767 Band 4 (Göttingen: Göttinger Arbeitskreis, 2008): 158.
- Pleve, Igor. Lists of Colonists to Russia in 1766: Reports by Ivan Kulberg (Saratov: Saratov State Technical University, 2010): #6031.