A unique book on Britain’s royal families by this well established popular historian. Britain’s Royal Families is a unique reference book providing, for the first time in one volume, complete genealogical details of all members of the royal houses of England, Scotland and Great Britain from 800AD to the present. Drawing on countless authorities, both ancient and modern, Alison Weir explores the royal family tree in unprecedented depth and provides a comprehensive guide to the heritage of today’s royal family.