Anonymous Artist, Judith with the Head of Holofernes, c. 1480, pen and dark brown ink with black chalk and white heightening on olive-brown prepared paper laid down on canvas, National Gallery of Art, Washington. https://dartabase.art/cite/nga/319

Anonymous Artist, Madonna and Child with God the Father and Cherubim, 1480/1490, glazed terracotta, National Gallery of Art, Washington. https://dartabase.art/cite/nga/130