Herrmann Joseph Couchis, a craftsman (Handwerker), his wife Anna Katharina, and daughter Anna Maria (age 7-weeks) are recorded on the 1798 census of Fischer.
The 1767 census records that Herrmann Joseph Couchis came from the French village of Halensherr [?] and that his wife came from the Polish village of Preschenelau [?].
- Pleve, Igor. Einwanderung in das Wolgagebiet, 1764-1767 Band 1 (Göttingen: Göttinger Arbeitskreis, 1999): 416.