Several recently refurbished rooms display over 1,700 objects found at the tomb of Tutankhamun by Howard Ceter in 1922.
Many of the rooms have undergone recent refurbishment. 
mnli hypothesis: Many of the rooms have undergone recent refurbishment.  premise: Several recently refurbished rooms display over 1,700 objects found at the tomb of Tutankhamun by Howard Ceter in 1922.