Orphan Michael Kastel (age 11) is recorded on the 1767 census of Keller in Household No. 57 along with the Johann Lemrich family. The 1767 census does not record a relationship between the Kastel and Lemrich families.
In 1781, Christoph Kastel moved from Ober-Monjou to Luzern.
In 1797, Martin Kastel moved from Wittmann to Boisroux.
The 1767 census does not record from where Michael Kastel came.
- Mai, Brent Alan. 1798 Census of the German Colonies along the Volga: Economy, Population, and Agriculture (Lincoln, NE: American Historical Society of Germans from Russia, 1999): Bx12, Om04, Mv2057, Mv3033.
- Pleve, Igor. Einwanderung in das Wolgagebiet, 1764-1767 Band 2 (Göttingen: Göttinger Arbeitskreis, 2001): 354.