The Piazza of Saint Peter's Seen through an Arch of the Basilica
- Medium
- pen and black ink and watercolor, over graphite and pinholes for guidelines, on medium wove paper
- Dimensions
- overall: 59.9 × 52.3 cm (23 9/16 × 20 9/16 in.)
- Genre
- drawing
- Museum
- National Gallery of Art
