May 4, 1847: John Ferrier and Lucy were rescued by the Mormons (STUD)
May 4, 1882: Ad for Mary Morstan’s address appeared in the Times (SIGN)
May 4, 1891: Moriarty died in a plunge over Reichenbach falls (FINA)
The Open and Inclusive Worldwide Online Sherlockian Society (Really, We're about Having Fun)