Princes in the Tower of 14; both had predeceased the King. However, two lead coffins clearly labelled as George Plantagenet and Mary Plantagenet were subsequently discovered elsewhere in the Chapel (during the excavation for the royal tomb house for King George III under the Wolsey tomb-house in 1810–13), and were moved into the adjoining vault of Edward IV's, but at the time no effort was made to identify the two lead coffins already in Edward IV's vault. In the late 1990s, work was being carried out near and around Edward IV's tomb in St George's Chapel; the floor area was excavated to replace an
Princes in the Tower to the throne. Shortly before his execution, Tyrrell is said by Thomas More to have admitted, under torture, to having murdered the princes at the behest of Richard III. The only record of this is the writing of Thomas More, who wrote that, during his examination, Tyrrell made his confession as to the murders, saying that Richard III ordered their deaths. He also implicated two other men; despite further questioning, however, he was unable to say where the bodies were, claiming that Brackenbury had moved them. William Shakespeare portrays him as the culprit, sought out by Richard after Buckingham demurs.