... [William Clark's] father was Thompson Clark, born Dec. 2, 1792, in Montgomery County, Ky.;he of William Clark, who was a native of Halifax County, Va., but came to the State of Kentucky when a young man and married in what is now Bourbon County, then Fayette, to a Miss Winifred Nichols; ... Thompson Clark was a soldier in the war of 1812, holding the position of orderly sergeant under Captain Crawford; regimental commander, Colonel Samuel Williams; William Clark's mother was Deborah Wilson, ...