Mattias Graf, a musician (Musiker), his wife Maria Regina, daughter Katharina (age ½), and mother-in-law Maria [Teiler] (age 50) are recorded on the 1767 census of Volmer in Household No. 24. They had settled there on 18 July 1766.
Mattias Graf and his family are recorded on the 1798 census of Volmer in Household No. Vm41 along with a note that son Joseph Graf is working in the colony of Dehler.
The 1767 census records that Mattias Graf came from the German village of Worms in the Kurpfalz 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): Vm41.
- Pleve, Igor. Einwanderung in das Wolgagebiet, 1764-1767 Band 4 (Göttingen: Göttinger Arbeitskreis, 2008): 289.