Hi Susan -- I'm sorry that is has taken me so long to get back to you! I do have a William Laughlin McBurney in my family, but it's not the same on as yours. I hae, however, found out some info on you William. William Laughlin McBurney (b. 2 dec 1805) married Katherine Heir (b. ???), December 1830. They had 4 children: 1) William Heir McBurney, b. 2 mar 1851 in PA 2) Mary Emmeline McBurney, b. 18 aug 1835 in PA 3) Alexander McBurney, b. 20 july 1839 4) Margaret C. McBurney, b. 2 feb 1845 in PA.
William the married Abigail Young in april 1853. They had the following children: 1) Katherine Louise McBurney, b. 12 june 1854 2) Emma Jane McBurney, b. 1 mar 1857 3) Olive M. McBurney, b. 29 aug 1860