Princes in the Tower old boiler and also to add a new repository for the remains of future Deans and Canons of Windsor. A request was forwarded to the Dean and Canons of Windsor to consider a possible examination of the two vaults either by fibre-optic camera or, if possible, a reexamination of the two unidentified lead coffins in the tomb also housing the lead coffins of two of Edward IV's children that were discovered during the building of the Royal Tomb for King George III (1810–13) and placed in the adjoining vault at that time. Royal consent would be necessary to open any
Princes in the Tower to coronation. On 16 June, he was joined by his younger brother Richard, Duke of York, who was previously in sanctuary. At this point the date of Edward's coronation was indefinitely postponed by their uncle, Gloucester. On Sunday 22 June, a sermon was preached at Saint Paul's Cross claiming Gloucester to be the only legitimate heir of the House of York. On 25 June, "a group of lords, knights and gentlemen" petitioned Richard to take the throne. Both princes were subsequently declared illegitimate by Parliament; this was confirmed in 1484 by an Act of Parliament known as "Titulus Regius". The