Two Princes of the House of Este: Ernest VI and Francis II, Pirro Ligorio, 1513–83

Drawing. Date: 1513–83. Dimensions: 8 3/4 × 4 15/16 in. (22.3 × 12.6 cm). Medium: black chalk, brown wash, pen and brown ink. Collection: Metropolitan Museum of Art. Two Princes of the House of Este- Ernest VI and Francis II MET DP810250