Johann Heinrich Schumacher, his wife Elisabeth, and children (Jakobina, age 12; Johann, age 7) arrived from Lübeck at the port of Oranienbaum on 15 September 1766 aboard a ship under the command of Skipper Franz Nikolaus Schröder.
Johann Heinrich Schumacher, his wife Elisabeth, and children (Jacobina, age 15; Johann, age 9) are recorded on the list of colonists being transported from St. Petersburg to Saratov in 1767.
Heinrich Schumacher, a farmer, his wife Susanna, and children (Jakobina, age 16; Johannes, age 10) are recorded on an list of Beauregard recruits (No. 6) attached to the 1767 census.
Johann Heinrich Schumacher (age 22) is recorded on the 1798 census of Zürich in Household No. Zr15 along with his stepfather Johann Martin Kiel.
In 1790, Johann Schuhmacher and his wife moved from Basel to Zürich.
Johannes Schuhmacher from Basel and his family are recorded on the 1798 census of Zürich in Household No. Zr44.
The 1767 census records that Heinrich Schumacher came from the German village of Frankenhausen.
- 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): Zr15, Zr44, Mv0130.
- Pleve, Igor. Einwanderung in das Wolgagebiet, 1764-1767 Band 4 (Göttingen: Der Göttinger Arbeitskreis, 2008): 350.
- Pleve, Igor. Lists of Colonists to Russia in 1766: Reports by Ivan Kulberg (Saratov: Saratov State Technical University, 2010): #6895.
- Rauschenbach, Georg. Deutsche Kolonisten auf dem Weg von St. Petersburg nach Saratow: Transportlisten von 1766-1767 (Moscow: G.V. Rauschenbach, 2017): #4461-4464.