- Medium
- Charcoal, with gray pastel and white chalk 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: 50 × 69.3 cm (19 11/16 × 27 5/16 in.); Secondary support: 52.7 × 71.4 cm (20 3/4 × 28 1/8 in.)