Chap. III. PIETRO CAVALLINI. 113 secrates the church di S. Apostolo at Florence in the presence of Roland and Oliver. 1 The only disciple of Cavallini according to Vasari is one Giovanni da Pistoia. Such an artist existed in the four teenth century at Pistoia and a few lines may he devoted to him at the proper time. 1 Vas. Proemio. Vol. I. p. 210. I [ ! ) 1 1 VOL. I. 8