Tod Elizabeth Brandons In: George Edward Cokayne at al.:The Complete Peerage of England, Scotland, Ireland, Great Britain and the United Kingdom, Extant, Extinct or Dormant, Band II, 1910, S. 358.
british-history.ac.uk
[1] „On Sunday next the duke of Suffolk will be married to the daughter of a Spanish lady named lady Willoughby... The Duke will have done a service to the ladies who can point to his example when they are reproached, as is usual, with marrying again immediately after the death of their husbands. “ Brief des kaiserlichen Botschafters Chapuys an Karl V. vom 3. September 1533 In: 'Henry VIII: September 1533, 1-10', Letters and Papers, Foreign and Domestic, Henry VIII, Volume 6: 1533 (1882)