Johann Philipp Hartmann, his wife Johanna, and sons (Just, age 12; Anton, age 7) arrived from Lübeck at the port of Oranienbaum on 15 September 1766 aboard a ship under the comand of Skipper Franz Nikolaus Schröder.
Johann Philipp Hartmann, a farmer, his wife Sophia, sons (Just, age 14; Johann Anton, age 8), and brother Christian (age 20) are recorded on an appendix to the 1767 census of Beauregard in Household No. 7.
Anton Hartmann's widow and sons are recorded on the 1798 census of Zürich in Household No. Zr33.
Christian Hartmann, a widower, is recorded on the 1798 census of Zürich in Household No. Zr08.
The 1767 census records that Johann Philipp Hartmann came from the German village of Lanzenbach.
- 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): Zr08, Zr33, Zr34, Zr43.
- Pleve, Igor. Einwanderung in das Wolgagebiet, 1764-1767 Band 1 (Göttingen: Göttinger Arbeitskreis, 1999): 196.
- Pleve, Igor. Lists of Colonists to Russia in 1766: Reports by Ivan Kulberg (Saratov: Saratov State Technical University, 2010): #6805.