Johannes Schulz, a farmer, and his family settled in the Volga German colony of Schäfer on 1 August 1766. They are recorded there on the 1767 census in Household No. 24.
In 1786, Friedrich Schulz moved from Schäfer to Katharinenstadt.
The 1767 census records that Johannes Schulz came from the German village of Salzwedel in the Brandenburg region. His wife Elisabeth Eleonora, the widow of an unnamed Mr. Krisnitz, came from the German village of Schwerin in the Mecklenburg 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): Mv2514.
- Pleve, Igor. Einwanderung in das Wolgagebiet, 1764-1767 Band 4 (Göttingen: Göttinger Arbeitskreis, 2008): 95