Question: What is the date of death of Catherine Hübscher's husband?
Sentence (from "Catherine Hübscher"): Catherine Hübscher (Goldbach-Altenbach, 2 February 1753 - 1835) was a First French Empire noblewoman, maréchale Lefebvre and duchesse de Dantzig by her marriage to François Joseph Lefebvre.
Relevant evidence: Yes