Orphans Kaspar Kühnreich (age 20) and Anna Margaretha (age 12) are recorded on the 1767 census of Stahl am Karaman in Household No. 45 along with the Johannes Seibel. The 1767 census does not record a relationship between the Kühnreich and Seibel families.
The 1767 census does not record from where the Kühnreich siblings came.
There are no known surviving male lines of this family among the Volga German colonies.
- Pleve, Igor. Einwanderung in das Wolgagebiet, 1764-1767 Band 4 (Göttingen: Göttinger Arbeitskreis, 2008): 203.