Johannes Weber and his wife Katharina [Schäfer] are recorded on the 1775 census of Grimm in Houseohld No. 87.
They are recorded on the 1798 census of Grimm in Household No. Gm163.
- 1775 Grimm Census (Household No. 87).
- 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): Gm163.