It was enlarged by Gattapone da Gubbio .
It was decorated at the expense of Cardinal Egidio Albornoz , papal legate in charge of the Papal States ( from 1350 to 1367 ) .
It was enlarged by Gattapone da Gubbio and decorated at the expense of Cardinal Egidio Albornoz , papal legate in charge of the Papal States ( from 1350 to 1367 ) .