Plate 9: Five heads, two young women at left, a bearded man at upper right, a young woman and a bearded man at bottom right, from "The Book for Learning to Draw" (Livre pour apprendre à dessiner) Wall Art

"Plate 9: Five heads, two young women at left, a bearded man at upper right, a young woman and a bearded man at bottom right, from "The Book for Learning to Draw" (Livre pour apprendre à dessiner)" by Stefano della Bella, ca. 1649. Etching. Original high-resolution public-domain artwork from The Metropolitan Museum of Art.