What the world's largest family tree tells us about marriage and death in the West What the world's largest family tree tells us about marriage and death in the West Ali Friday, 2 March 2018 Edit What the world's largest family tree tells us about marriage and death in the West The Verge The 13 Million People in Your Family Tree Wall Street Journal Thirteen million degrees of Kevin Bacon: World's largest family tree shines light on life span, who marries whom Science MagazineFull coverage Share This: Facebook Twitter Google Plus Pinterest Linkedin
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