All three buried Prairie Chapel Cemetery 8 miles north of Fulton. It's attached to Prairie Chapel ME Church
David Givens Findagrave entry https://www.findagrave.com/memorial/119823939
William R Givens is in the same cemetery I believe, only a portion of his marker is intact.
Charles Henry Hill died Sept 4, 1862 aged 44 Yrs. https://www.findagrave.com/memorial/14525759
A son of Charles Hill and Molly Hill of Virginia.
Charles Hill, played the fife while the Callaway Guards marched out of Fulton, was a "strong Union man." Hill was arbitrarily murdered by Union troops, along with William and David Givens, a father and son, in September of 1862 at the "Prairie Grove Massacre." Charles' wife, Sarah Tatum is buried next to him acording to cemetery records, but her stone is missing. She was a daughter of Thomas T. Tatum and Mary A. Herring, granddaughter of Benjamin Herring and Nancy Hill and was my 1st cousin 4 times removed.