Elevation of a door case for the center of a façade in the main floor1790 · Graphite on laid paper17.4 x 14.3 cm (6 7/8 x 5 5/8 in.)Cooper Hewitt, Smithsonian Design Museum
Design for a gate, for the reception of Pope Pius VI returning from Germany, in Ancona1782 · Graphite, brush and gray watercolor, pen and ink on paper26.3 x 18.2 cm (10 3/8 x 7 3/16 in.)Cooper Hewitt, Smithsonian Design Museum
Niche with a Statue of a Female Saint1780 · architecture, drawing — graphite, brush and gray watercolor on cream laid paperMat: 35.6 x 45.7 cm (14 x 18 in.)Cooper Hewitt, Smithsonian Design Museum
Design for an Altar1780 · architecture, drawing — graphite, brush and gray watercolor on cream laid paper25.8 x 17.5 cm (10 3/16 x 6 7/8 in.)Cooper Hewitt, Smithsonian Design Museum
Design for an Altar1780 · architecture, drawing — pen and brown ink, brush and gray wash, black chalk, streak of brown chalk on white laid paperH x W: 32.4 × 20.5 cm (12 3/4 × 8 1/16 in.)Cooper Hewitt, Smithsonian Design Museum
Section of an apse1780 · architecture, drawing — pen and ink, graphite on paper38 x 27.5 cm (14 15/16 x 10 13/16 in.)Cooper Hewitt, Smithsonian Design Museum
Urania1780 · figures, drawing — black crayon, brush and gray watercolor on laid paperH x W: 19.1 × 12.2 cm (7 1/2 × 4 13/16 in.)Cooper Hewitt, Smithsonian Design Museum
Design for an Altar1780 · architecture, interiors, drawing — pen and brown ink, brush and gray wash, black chalk on white laid paperH x W: 35.5 × 17.2 cm (14 in. × 6 3/4 in.)Cooper Hewitt, Smithsonian Design Museum