1992 Birthday Libby [Elizabeth] Callahan, Columbia, South Carolina, sport pistol 1996 Olympics 1986 Birthday Kaitlin Cullum, born in Los Angeles, California, actress, Libby Kelly-Grace Under Fire 1985 Event Libby Riddles is 1st woman to win Iditarod Trail Dog Sled Race 1980 Death Willard Libby, American Scientist 1970 Event 43rd National Spelling Bee: Libby Childress wins spelling croissant 1963 Birthday Libby Wilson, Brisbane Qld, golfer, 1988 - Singapore Open 1952 Event Professor WF Libby said Stonehedge dates back to 1848 BC 1925 Birthday Libby Newman, painter/printmaker/curator 1908 Birthday Willard Frank Libby, inventor, carbon-14 "atomic clock", Nobel 1960, 1908 Birthday Willard Libby, American Scientist