Wilton Diptych International Gothic style, and the nationality of the unknown artist is probably French or English. The Wilton Diptych is painted on two panels of Baltic oak, set in frames of the same material and joined by two hinges so that it may be closed to protect the inner painting. The inner faces of the panels are in excellent condition for their age, though some glazes have been lost, but the outer faces have paint losses from handling. The painting is in tempera, the ground paint being mixed with egg yolk and laid in thin glazes. The background and many details
San Marco Altarpiece of cast shadows towards the bottom edges of the draperies in the painting, which are indicative of how Angelico gave the medieval equation of earthly and heavenly beauty new immediacy by translating it into the rational language of a representational style. In addition, as Angelico implies in other ways, glazing was a technique used to create yet another boundary between the real world and the pictorial illusion. San Marco Altarpiece The San Marco Altarpiece (also known as "Madonna and Saints") is a painting by the Italian early Renaissance painter Fra Angelico, housed in the San Marco Museum of Florence, Italy.