Design for a Stage Set: Semi-Circular Colonnaded Building, a Bridge Surmounted by a Tempietto, a Fountain in the Foreground and Putti Bearing Garlands.

Elevation and Ground Plan for a Papal Throne

1841 · Pen and brown ink, brush and gray wash, over graphite

Design for a Papal Throne with Elevations and Sketch of Baldacchino Interior

1841 · Pen and brown ink, brush and gray wash, over black chalk

Framed Design for an Architectural Interior: Coffered Ceiling with Central Hexagonal Cartouche and Walls with Floral Ornament and Drapery.

1774 · Pen and brown ink, brush and brown, gray, blue, orange, green wash, over traces of graphite