Johann Christoph Kummel, a single baker (Bäcker), settled in the Volga German colony of Katharinenstadt on 3 August 1767. He is recorded there on the 1767 census in Household No. 235 along with a note that he relocated to the colony of Boisroux in 1768.
The 1767 census records that Johann Christoph Kummel came from the German village of Waserschlech.
- Pleve, Igor. Einwanderung in das Wolgagebiet, 1764-1767 Band 2 (Göttingen: Göttinger Arbeitskreis, 2001): 323.