Ovid, Scenes from, at Orvieto, [78]
Perugia, Altar-piece in the Cathedral of, [7], [28], [38]
Perugino, [6], [8], [11], [20], [66];
his influence on Signorelli, [20], [37], [72]
Pietà (Orvieto), [80]
frescoes in the Sistine Chapel by, [6];
asserted influence of, on Signorelli, [21]