Virginia Archer of Gainesville and the late Ricky Archer announce the engagement of their daughter Misty D. Archer to Tramecus L. Cobb, son of Dorothy Roper and Gary Ross of Gainesville. The bride-elect is the granddaughter of Bobbie Martin of Gainesville, James Hall of Roanoke, Va.., and Cliff Savage of Gainesville and the late Jeanette Savage. She is a 1995 graduate of Johnson High School in Gainesville.