In 1786, Jakob Ziegler and his family moved from Hockerberg to Katharinenstadt.
Jakob Ziegler from Hockerberg and his family are recorded on the 1798 census of Katharinenstadt in Household No. Ka062.
- 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): Ka062, Mv0885.