Carlo Crivelli, Madonna and Child, c. 1490, tempera on panel, National Gallery of Art, Washington. https://dartabase.art/cite/nga/407 Meister E. S., Die Sibylle von Tibur und Kaiser Augustus, c. 1445–1455, Kupferstich, Kaltnadel auf Vergépapier, Städel Museum, Frankfurt am Main. https://dartabase.art/cite/staedel/67504 Carlo Crivelli, Pietà, 1476, Tempera on wood, gold ground, The Metropolitan Museum of Art, New York. https://dartabase.art/cite/met/436053 Giotto, Madonna and Child, c. 1310/1315, tempera on poplar panel, National Gallery of Art, Washington. https://dartabase.art/cite/nga/397 Carlo Crivelli, Madonna and Child, c. 1480, Tempera and gold on wood, The Metropolitan Museum of Art, New York. https://dartabase.art/cite/met/436052 Carlo Crivelli, Saint Dominic, 1472, Tempera on wood, gold ground, The Metropolitan Museum of Art, New York. https://dartabase.art/cite/met/436054 Carlo Crivelli, Maria Annunziata, 1482, Mischtechnik auf Pappelholz, Städel Museum, Frankfurt am Main. https://dartabase.art/cite/staedel/2281 Carlo Crivelli, Der Verkündigungsengel Gabriel, 1482, Mischtechnik auf Pappelholz, Städel Museum, Frankfurt am Main. https://dartabase.art/cite/staedel/837 Carlo Crivelli, Madonna and Child Enthroned, 1472, Tempera on wood, gold ground, The Metropolitan Museum of Art, New York. https://dartabase.art/cite/met/436051