- Creator:
- James Bruce, 1730–1794, British
- Title:
- Mechanical Device
- Date:
- undated
- Materials & Techniques:
- Graphite on moderately thick, slightly textured, cream laid paper
- Dimensions:
- Sheet: 12 1/4 × 4 7/8 inches (31.1 × 12.4 cm)
- Credit Line:
- Yale Center for British Art, Paul Mellon Collection
- Copyright Status:
- Public Domain
- Accession Number:
- B1977.14.8794