Harold: I am researching the Johnson line and this is all I have on the Barnsfield line.
This is taken from the book, Life & Works of F.F. Johnson, MD
Additional Johnson Genealogy: Page 339 My grandfather, James Henry Johnson, married Martha Nixon on Feb. 20, 1806.Names of their children were: Elizabeth married Richard Madox Henry F. married Mary Hill or "Aunt Polly" as she was called Lavina married Christopher Lane Nancy married William L. Wilburn John W. married Martha Hickman Mathias married Sally Hickman James M. married Susan Bettis Thompson, George and Joseph died young.
My grandfather's second wife was Susan Vinson and their children were: Sarah Ann married Joseph Seats William C. was killed in the battle of Gettysburg, July 1863. Samuel married Rebecca Johns Martha Jane married John Barnsfield, a Baptist preacher.