Johann Graf and his family arrived from Lübeck at the port of Oranienbaum on 8 August 1766 aboard a ship under the command of Skipper Johann Gottfried Seelender. They settled in the Volga German colony of Dehler on 1 July 1767 and are recorded there on the 1767 census in Household No. 9.
The Oranienbaum passenger list records that Johann Graf was a farmer while the 1767 census records that he was a tile make (Fliesenleger).
The 1767 census records that Heinrich Graf came from the German village of Langenbach in the region of Nassau.
- 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): Dl40.
- Pleve, Igor. Einwanderung in das Wolgagebiet, 1764-1767 Band 1 (Göttingen: Göttinger Arbeitskreis, 1999): 269.
- Pleve, Igor. Lists of Colonists to Russia in 1766: Reports by Ivan Kulberg (Saratov: Saratov State Technical University, 2010): #3368.