Benjamin West, Angel of the Resurrection, from the first issue of Specimens of Polyautography, 1801, published 1803, Lithograph in black on cream wove paper, tipped onto mount with aquatint border in brown on cream wove paper, Art Institute of Chicago, Chicago. https://dartabase.art/cite/aic/228259 Giovanni Battista Piranesi, Title Plate, published 1749/1750, etching, engraving, sulphur tint or open bite, National Gallery of Art, Washington. https://dartabase.art/cite/nga/782