Heinrich Zimmermann (age 13) is recorded on the 1767 census of Kaneau in Household No. 85 along with his stepfather Wilhelm Pflug. They had settled in Kaneau on 3 August 1767.
The 1767 census does not record from where Heinrich Zimmerman came.
- Pleve, Igor. Einwanderung in das Wolgagebiet, 1764-1767 Band 2 (Göttingen: Göttinger Arbeitskreis, 2001): 263.