Orsi

1891 · Vulcanite, nickel-silver, brass

Height: 20 5/8 in. (52.4 cm) Diameter (Of bell): 1 3/4 in. (4.4 cm)

The Metropolitan Museum of Art

1795 · Black crayon on ivory wove paper, laid down on board

25.3 × 29.7 cm (10 × 11 3/4 in.)

Art Institute of Chicago

1790 · Point of brush and brown wash over black chalk within black chalk framing lines

Sheet: 9 5/16 × 11 13/16 in. (23.7 × 30 cm)

The Metropolitan Museum of Art

1785 · Point of brush and brown wash over black chalk within black chalk framing lines

Sheet: 9 5/16 × 11 13/16 in. (23.7 × 30 cm)

The Metropolitan Museum of Art

1600 · Ivory

Height: 3 1/4 in. (8.3 cm)

The Metropolitan Museum of Art

1575 · pen and brown ink and brush and brown wash

Sheet: 47.2 x 33 cm (18 9/16 x 13 in.); Secondary Support: 49 x 33.2 cm (19 5/16 x 13 1/16 in.)

Cleveland Museum of Art

1544 · Pen and black ink, with brush and brown wash, heightened with white opaque watercolor, with incising, on cream laid paper prepared with a light brown wash, laid down on thick laid paper

Primary support: 24.7 × 33.4 cm (9 3/4 × 13 3/16 in.); Secondary support: 32.2 × 40.9 cm (12 11/16 × 16 1/8 in.)

Art Institute of Chicago

1531 · Brush and brown ink and wash, heightened with lead white (partly oxidized), covered with shellac, on cream laid paper, laid down on card

38.3 × 27.3 cm (15 1/8 × 10 3/4 in.)

Art Institute of Chicago