Gertrude Krück (age 12) is recorded on the 1767 census of Ober-Monjou in Household No. 48 along with her stepfather Christian Weber. They had settled there on 23 July 1767.
The 1767 census does not record from where Gertrude Krück came.
There are no known surviving male lines of this family among the Volga German colonies.
- Pleve, Igor. Einwanderung in das Wolgagebiet, 1764-1767 Band 3 (Göttingen: Göttinger Arbeitskreis, 2005): 300.