Urania, Muse of Astronomy, plate 15 from Parnassus Biceps. Johann Theodor de Bry (German, 1561-1623); after Jean-Jacques Boissard (French, 1533-1598). Date: 1601. Dimensions: 220 ? 139 mm (image); 239 ? 139 mm (plate); 263 ? 159 mm (sheet). Engraving