Widower Konrad Burger, a miller (Müller), and his children (Johann Christian, age 13; Anna Katharina, age 9) are recorded on the 1767 census of Straub in Household No. 54. They had settled there on 19 August 1767.
The 1767 census records that Konrad Burger came from the German village of Rimbach in the Erbach region.
- Pleve, Igor. Einwanderung in das Wolgagebiet, 1764-1767 Band 4 (Göttingen: Göttinger Arbeitskreis, 2008): 242.