Peter Schirmer, a farmer, and his wife Margaretha settled in the Volga German colony of Mariental on 16 June 1766. They are recorded there on the 1767 census in Household No. 27.
The 1767 census records that Peter Schirmer came from the German village of Raude in the Kurmainz region.
- Pleve, Igor. Einwanderung in das Wolgagebiet, 1764-1767 Band 3 (Göttingen: Göttinger Arbeitskreis, 2005): 102.