Hello--I have Benjamin Birdwell Jr born 2-8-1803 married to Margaret Lyda Campbell. I also show info from broderbund Marriage Index, IL., KY., OH., TN. 1720-1926, Sec VI, ch 42, Washington Cty., TN 1780-1840: Benjamin Birdwell to Margaret Campbell marriage date 8-24-1831. Could he have married Lydia Duncan later? Velma