Conrad Lauber (age 19) and his sisters (Eleonore, age 17; Anna Maria, age 14) are recorded on the 1767 census of Reinhard in Household No. 20 along with their stepfather Paul Heinrich Rolof.
The 1767 census does not record from where the Lauber siblings came.
- Pleve, Igor. Einwanderung in das Wolgagebiet, 1764-1767 Band 4 (Göttingen: Göttinger Arbeitskreis, 2008): 24.