- Medium
- Charcoal and white chalk, with touches of gray pastel and stumping, heightened with touches of white gouache, on light gray laid paper with blue fibers, laid down on wood pulp board
- Dimensions
- Primary support: 44.9 × 65 cm (17 11/16 × 25 5/8 in.); Secondary support: 46.3 × 66.5 cm (18 1/4 × 26 3/16 in.)