On this date in 1828, William Dyon, 45, and his son, John, 23, were hanged for the murder of William’s brother, who was also named John. The brothers had fallen out over their father’s inheritance; William Dyon Sr. had favored John’s family over William Jr.’s. Writing dramatically of the case in his book Foul Deeds and Suspicious Deaths in Doncaster, Stephen Wade described the brothers as sons of a Lincolnshire farmer, and the two boys were so different that this tale almost attains a biblical resonance, with jealousy, brooding and resentment, and finally a deathly hatred that led one brother...