Where are you getting your information?Can you cite sources to prove the relationships?
In my opinion, William David Henthorn, who had a son, William Lock Henthorn, never lived in Clark Co., IN.William David was born 1 Nov 1785 in Monongalia, VA.He died 22 Feb 1848 at Perrysville, Vermillion Co., IN.
William Lock Henthorn was born 21 Oct 1831 in Monroe Co., OH and died 27 Jun 1864, in a Civil War Battle at Kenesaw Mountain, Cobb Co, GA, where he is buried in the National Cemetery.
David Henthorn and Elizabeth Ramsey of Clark Co., IN had at least 5 children.One of them was Samuel Horatio Henthorn, born 26 Feb 1833 in Clark Co., IN.He died on 21 Jul 1900 in Barr, Garfield Co., OK.
I am always interested in adding to what we know about the members of the Henthorn(e) family.I am willing to discuss an exchange of information if contacted via Email.