Figure 2. Phases of Moon, MS Français 574, detail fol. 101v, in Gossuin de Metz, Image du Monde, 1320, watercolor on parchment, whole 380 × 255 mm (5 × 10 in.). Bibliothèque nationale de France, Département des manuscrits, Paris. Public Domain: The use of these reproductions is covered by French Law n°78-753 of July 17, 1978.