In 1779, Karl Klaus and his children moved from Schaffhausen to Kaneau.
Karl Klaus from Schaffhausen, his wife, and son Gottfried are recorded on the 1798 census of Kaneau in Household No. Kn36 along with a note that he is living in the colony of Schönchen and that son Gottfried is working in the colony of Zug.
Gottfried Klaus, son of Karl Klaus, and his family are recorded on the 1834 census of Ober-Monjou in Household No. 70.
- 1834 Ober-Monjou Census (Household No. 70).
- 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): Kn36, Mv2534.