Johann Friedrich Krebs, a farmer, and his wife Christina arrived from Rewal at the port of Oranienbaum on 31 May 1766 aboard the pink Slon under the command of Lieutenant Sergey Panov.
They settled in the Volga German colony of Frank and are recorded there on the 1767 census in Household No. 16.
The 1767 census records that Johann Friedrich Krebs came from the German village of Grossenhausen in the Hannover 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): Fk039.
- Pleve, Igor. Einwanderung in das Wolgagebiet, 1764-1767 Band 1 (Göttingen: Göttinger Arbeitskreis, 1999): 421.
- Pleve, Igor. Lists of Colonists to Russia in 1766: Reports by Ivan Kulberg (Saratov: Saratov State Technical University, 2010): #533.