- Medium
- Charcoal, with white chalk, touches of gray pastel, and stumping, on light gray laid paper with blue fibers, laid down on wood pulp board
- Dimensions
- Primary support: 64.7 × 44.8 cm (25 1/2 × 17 11/16 in.); Secondary support: 67.1 × 47.3 cm (26 7/16 × 18 5/8 in.)