Searching for Nicholas Duvall b. in KY in 1817. Father was probably William. Had a brother William T. and sisters, Susan and Eliza. Susan married a Thomason. The family migrated to Clay Co., MO. Nicholas married Mary E. Long, dtr of James H. Long, in Clay Co., MO in 1848 appx. Any help sincerely appreciated, Roberta Duvall