The Martyrdom of St. Catherine of Alexandria, Carlo Portelli, 1560–70

Drawing. Date: 1560–70. Dimensions: Sheet: 8 7/8 × 8 9/16 in. (22.5 × 21.8 cm). Medium: black and red chalk, black chalk, brush and brown wash, gouache, pen and brown ink. Collection: Metropolitan Museum of Art. The Martyrdom of St. Catherine of Alexandria MET DP844310