The Crucifixion, possibly ca. 1440, Tempera transferred to canvas, laid down on wood, gold ground, 13 3/8 x 19 3/4 in. (34 x 50. 2 cm) ; set in panel 15 3/4 x 21 1/4 in. (40 x 54 cm), Paintings, Fra Angelico (Guido di Pietro) (Italian, Vicchio di Mugello ca. 1395?1455 Rome), To the left of the Crucifixion are shown Saints Monica, her son Augustine, and Peter Martyr; to the right are Saints Dominic, Francis, and Elizabeth of Hungary. This damaged but poignant picture was painted in the 1440s, when Fra Angelico and his workshop were decorating the convent of San Marco in Florence with a cycle of frescoes financed by Cosimo de'Medici