John Wastell (1460 – 1518) was an English gothic architect and master mason responsible for the fan vaulted ceiling and other features of King's College Chapel, Cambridge, the crossing tower (Bell Harry Tower) of Canterbury Cathedral, and sections of both Manchester and Peterborough cathedrals. He also worked on Bury St Edmunds Abbey.
Bell Harry Tower Canterbury Cathedral
Fan vaulting in the retro-choir, Peterborough Cathedral
Vaulting, King's College Chapel, Cambridge