Question: When did Selina Huntington Bakewell Campbell's husband die?
Sentence (from "Alexander Campbell (minister)"): Alexander Campbell (12 September 1788 – 4 March 1866) was a Scots-Irish immigrant who became an ordained minister in the United States and joined his father Thomas Campbell as a leader of a reform effort that is historically known as the Restoration Movement, and by some as the "Stone-Campbell Movement.
Relevant evidence: Yes