Princes in the Tower household which stated: "the children should be together at one breakfast". James Gairdner, however, argues that it is unclear to whom the phrase "the children" alludes, and that it may not have been a reference to the princes. It may refer to Edward, Earl of Warwick (son of the Duke of Clarence) and Edward IV's two youngest daughters (Catherine and Bridget), all of whom were living under Richard's care at Sheriff Hutton. Other than their disappearance, there is no direct evidence that the princes were murdered, and "no reliable, well-informed, independent or impartial sources" for the associated events. Nevertheless, following
Princes in the Tower account with the intention of writing about a moral point rather than a closely mirrored history. While More's account does rely on some firsthand sources, the account is generally taken from other sources. Additionally, More's account is one of the bases for William Shakespeare's "Richard III", which similarly indicts Richard for murdering the young princes. In 1675, some workmen remodelling the Tower of London dug up a wooden box containing two small human skeletons. The bones were found buried 10 ft under the staircase leading to the chapel of the White Tower. They were not the first children's skeletons found