Mistress of the Monarchy: The Life of Katherine Swynford, Duchess of Lancaster

Set against the turbulent backdrop of 14th-century England, a portrait of Katherine Swynford documents the colorful life and times of a woman who became the mistress and eventual wife of the powerful John of Gaunt, Duke of Lancaster, played a key role during the age of chivalry and gave birth to a line of royal descendants. Reprint.