Peter Diehl and his family are recorded on the 1798 census of Paulskaya in Household No. Pl67 along with a note that he is working in Katharinenstadt.
Peter Diehl and his descendants are recorded on the 1834 census of Paulskaya in Households No. 57, 62, and 117.
- 1834 Paulskaya Census (Households No. 57, 62, 117).
- 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): Pl67.