Lewis (Louis) Paden Arkansas 1863

Looking for information about Lewis Paden, DOB Apr 15 1863 near Ft Smith, AR, Married to Ella Ann Estelle Graves Dec 27, 1891 and died in Maysville, OK Mar 24, 1943.His parents were supposedly killed when he was very young. He and his step-sister(name unknown) were raised by a H.A.(Harv) Wells. I would like to find out who his parents were and where they came from.