Johann Philipp Ohl (age 15) settled in the Volga German colony of Warenburg on 12 May 1767. He is recorded there on the 1767 census in Household No. 66 along with his mother and stepfather, Adam Kanzel.
- Pleve, Igor. Einwanderung in das Wolgagebiet, 1764-1767 Band 4 (Göttingen: Göttinger Arbeitskreis, 2008): 331.