- Medium
- watercolor, pen and ink, and graphite on paperboard
- Dimensions
- overall: 30.7 x 30.6 cm (12 1/16 x 12 1/16 in.) Original IAD Object: 57" long; 56" high; rear axle: 24" long; front axle: 15" long; diameter of rear wheels: 23"; diameter of front wheels: 19"; top: 21" long; 14" wide
- Museum
- National Gallery of Art
