Here is what I have on William:born April 4, 1742 in Bristol parish VA, married Elizabeth Clayton (b c 1748) died Feb 8, 1832. Elizabeth died first on Oct 23, 1815. Both are buried in the Willaim Abernathy cemetary.
Clayton b 9/2/1769 Alice b 12/17/1771 William b 7/29/1774 Jesse b 7/3/1778 Caty b 11/11/1781 Susanna b 3/20/1783 John b 2/21/1785 (my GGGGGrandfather) Elizabeth b 3/4/1787 Charles Clayton b 7/27/1790
I'm somebody will contend this but I think its accurate.Elizabeth Ferguson (who you can find here) could give you ALOT more than this.