Peter Windecker and his family are recorded on the 1798 census of Beideck in Household No. Bd72.
The death of Peter Windecker in 1819 is recorded in the 1834 census of Beideck in Household No. 93.
- 1834 Beideck Census (Households No. 93, 133, 134, 183).
- 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): Bd72.