Franz Iskam, a hunter (Jäger), and his family settled in the Volga German colony of Volmer on 18 July 1766. They are recorded there on the 1767 census in Household No. 22.
The 1767 census records that Franz Iskam came from the German region of Biburg.
- Pleve, Igor. Einwanderung in das Wolgagebiet, 1764-1767 Band 4 (Göttingen: Göttinger Arbeitskreis, 2008): 289.