About Edward Plantagenet, 17th Earl of Warwick
"Edward Plantagenet, 17th Earl of Warwick (25 February 1475 – 28 November 1499) was the son of George Plantagenet, 1st Duke of Clarence, and a potential claimant to the English throne during the reigns of both Richard III (1483–1485) and his successor, Henry VII (1485–1509). He was also a younger brother of Margaret Pole, 8th Countess of Salisbury."
1. [S11] Alison Weir, Britain's Royal Family: A Complete Genealogy (London, U.K.: The Bodley Head, 1999), page 137. Hereinafter cited as Britain's Royal Family.
2. [S8] Charles Mosley, editor, Burke's Peerage and Baronetage, 106th edition, 2 volumes (Crans, Switzerland: Burke's Peerage (Genealogical Books) Ltd, 1999), volume 1, page 16. Hereinafter cited as Burke's Peerage and Baronetage, 106th edition.
-------------------- Edward was executed in 1499. Read G<J> Meyer book "The Tudors"