Sara Hinds & Oliver Leonard HELP!!!

PG 7 enumerated 2 Jul 1870 Fayette, Indiana (possibly Columbia twp.)
Oliver 35,Sara 33,Byron 13, Alfred 12, Scott 10,John 7,Charlie 3,Jesse 2.Scott b. 22 Mar 1861 - 13 Oct 1875 buried in Columbia cemetery-Columbia, Fayette, Indiana.
Jesse born 9 Sep 1868 - 2 Oct 1875 also buried in Columbia shares stone w/bro.Murtle born 5 Jan 1871 - 13 Oct 1875 Columbia cemetery and Gertie born 24 Jan 1874 Columbia, Indiana - 3 Dec 1875 also buried @ Columbia.Byron Emery Leonard married Rose F. Martin 21 Jan 1879.I only know of 2 children from this marriage Oma Merl Leonard b. 6 Apr 1882 married Albert Henry Vaugh (7 Mar 1881 Burnsides, Pulaksi, Ky) Oma passed 7 Jun 1944.Oma's brother Walter b 1879 - 1951 married first cousin Penelope 1871 - 1966.Have been told that Walter and Penelope's children didn't live past infancy.Any help would be greatly appreciated.Thanks in advancechrissie