The information you state is correct. Sitha Hammett died after 1808 in Georgia. Sythe Bethel died in Wilkes County, Georgia. Robert, William, James and Sythe all fought at the Rev. War Battle of Kettle Creek near Washington, Wilkes, GA. Robert's father was William Hammett (sometimes referred to as II after his probable father William (I). II was born before 1706 and died after 1777 in Culpepper County, VA.