St John Altarpiece (Memling) similar Memling work is the "" held at the Louvre, which Georges Hulin de Loo determined to have been completed earlier than the "St John Altarpiece" and the New York panel. The "Cellier Diptych" has the Virgin and Child in an enclosed garden with the same two Saints Catherine and Barbara on the left-hand panel. The composition is remarkably similar to the New York panel and the altarpiece, with the Virgin on her throne and St Catherine and St Barbara positioned to form a triangle. The "Cellier Diptych" includes four additional female saints (with attributes) sitting around the Virgin: St
Ildefonso Altarpiece Ildefonso Altarpiece The Ildefonso Altarpiece is a triptych painting by Peter Paul Rubens, dating to between 1630 and 1631. It is now in the Kunsthistorisches Museum of Vienna. It is named after the central panel, which shows Saint Ildefonsus's vision of the Virgin Mary, in which she gave him a "casula". On the side panels are Isabella Clara Eugenia and Albert VII, regents of the Spanish Netherlands, with their patron saints Albert and Elisabeth of Hungary. Albert had founded the Ildefonso Brotherhood in the church of Saint Jacques-sur-Coudenberg in Brussels, to encourage loyalty to the Habsburg dynasty - the altarpiece