Io / Joh
Adam Joh and his family are recorded on the 1798 census of Hildmann in Household No. Hd39 along with a note that they were working in Kamenka.
- 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): Hd39.