The Vision of St John the Evangelist, the Evangelists and the Doctors of the Church, by Allegri Antonio known as Correggio, 1520 - 1524, 16th Century, fresco. Italy, Emilia Romagna, Parma, San Giovanni Evangelista church, dome. Whole artwork. Saints apostles Jesus Christ in Glory cherubs putti cloud yellow light blue: azure cornice frescoed dome zenithal view.