Question: What is the date of birth of David Hyrum Smith's father?
Sentence (from "David Hyrum Smith"): Last Son of the Mormon Prophet", author Valeen Tippetts Avery describes Smith's mental deterioration, starting with a probable breakdown early in 1870 and ending with his 1904 death in the Northern Illinois Hospital and Asylum for the Insane in Elgin, Illinois.
Relevant evidence: No