Johann Just Gerhardt and his family arrived from Lübeck at the port of Oranienbaum on 15 June 1766 aboard the ship Die Vergelte Weintraube under the command of Skipper Anderson.
They settled in the Volga German colony of Straub on 12 May 1767 and are recorded there on the 1767 census in Household No. 25.
The Oranienbaum passenger list records that Johann Just Gerhardt was a miller while the 1767 census records that he was a butcher (Fleischer).
The 1767 census records that Johann Just Gerhardt came from the German village of Argheilgen in the Darmstadt area.
- 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): Sr31.
- Pleve, Igor. Einwanderung in das Wolgagebiet, 1764-1767 Band 4 (Göttingen: Der Göttinger Arbeitskreis, 2008): 235.
- Pleve, Igor. Lists of Colonists to Russia in 1766: Reports by Ivan Kulberg (Saratov: Saratov State Technical University, 2010): #767.