Conrad Goltzius, Johannes Døberen i ørkenen, 1588–1591, Kobberstik, Statens Museum for Kunst (National Gallery of Denmark), Copenhagen. https://dartabase.art/cite/smk/KKSgb20907 Hieronymous Wierix, Phillip II, King of Spain, 1586, Engraving in black on ivory laid paper, Art Institute of Chicago, Chicago. https://dartabase.art/cite/aic/26686 Pieter de Jode I, Neptune in his Chariot, late 16th–mid 17th century, Pen and brown ink, brown wash, over traces of black chalk, The Metropolitan Museum of Art, New York. https://dartabase.art/cite/met/334883