Regina, I did find your James Henry Lawing on one of my charts.His father, Samuel E., was the son of Andrew Lawing, Jr. and was a brother to my great grandfather, Jethro Lawing (b. 1819).Here's what I have:
William Lawing, b. 1725 Andrew Lawing, Sr., b. abt. 1761 Andrew Lawing, Jr., b. 1793 Samuel E. Lawing, b. 1830 James Henry Lawing, b. 1874 Email me if you need more.