Pietro Belli, Italian

1830 · Pen and brown ink, gray wash, over graphite Support: white laid paper

55.3 x 34.5 cm (21 3/4 x 13 9/16 in.)

Cooper Hewitt, Smithsonian Design Museum

1820 · lighting, drawing — pen and ink, brush and gray watercolor, graphite on paper

33 × 22.1 cm (13 in. × 8 11/16 in.)

Cooper Hewitt, Smithsonian Design Museum

1820 · metalwork, drawing — pen and black ink, graphite on paper

33 × 20.1 cm (13 in. × 7 15/16 in.)

Cooper Hewitt, Smithsonian Design Museum

1820 · metalwork, drawing — pen and ink, brush and watercolor, graphite on paper

33 × 20.1 cm (13 in. × 7 15/16 in.)

Cooper Hewitt, Smithsonian Design Museum

1820 · Pen and brown ink, gray wash, graphite Support: light green wove paper

63.5 x 20 cm (25 x 7 7/8 in.)

Cooper Hewitt, Smithsonian Design Museum

1820 · Pen and black ink, brush and black, yellow, and blue watercolor, graphite on paper, lined with green paper

31.7 x 49.1 cm (12 1/2 x 19 5/16 in.)

Cooper Hewitt, Smithsonian Design Museum

1815 · tableware designs, drawing — pen and brown ink, brush and gray wash over graphite on off-white laid paper

26.9 x 40.8 cm (10 9/16 x 16 1/16 in.)

Cooper Hewitt, Smithsonian Design Museum

1815 · ceramics, drawing — pen and black ink, graphite on paper

H x W: 26.3 × 27.5 cm (10 3/8 × 10 13/16 in.)

Cooper Hewitt, Smithsonian Design Museum

1815 · metalwork, drawing — pen and ink, brush and ochre and black watercolor, graphite on paper

60.2 × 25.5 cm (23 11/16 × 10 1/16 in.)

Cooper Hewitt, Smithsonian Design Museum

1815 · Graphite, pen, brush, ink

Sheet: 43 x 30.9 cm (16 15/16 x 12 3/16 in.)

Cooper Hewitt, Smithsonian Design Museum

1810 · sculpture, drawing — pen and black ink, brush and gray watercolor, graphite on paper

29.4 × 16.5 cm (11 9/16 × 6 1/2 in.)

Cooper Hewitt, Smithsonian Design Museum

1745 · Oil on canvas

88 × 70.8 cm (34 5/8 × 27 7/8 in.); Framed: 102.9 × 86.4 × 6.7 cm (40 1/2 × 34 × 2 5/8 in.)

Art Institute of Chicago

1525 · Tempera on canvas

66.5 × 63.7 cm (26 3/16 × 25 1/16 in.); Framed: 73.7 × 71.2 × 5.1 cm (29 × 28 × 2 in.)

Art Institute of Chicago

1500 · Marble and porphyry

H.: 96.5 cm (38 in.)

Art Institute of Chicago

1300 · Marble

118.1 × 36.8 × 41.3 cm (46 1/2 × 14 1/2 × 16 1/4 in.)

Art Institute of Chicago

1100 · Ivory, brass, tempera, and gold leaf

9.5 × 15.9 × 9.7 cm (3 3/4 × 6 1/4 × 3 13/16 in.)

Art Institute of Chicago

tableware designs, drawing — pen and gray ink, brush and gray wash, graphite, ruled borders in pen and black ink on white laid paper

31.4 x 50.5 cm (12 3/8 x 19 7/8 in.)

Cooper Hewitt, Smithsonian Design Museum

timepieces & measuring devices, drawing — pen and ink, brush and watercolor, graphite on paper

24.9 × 21.6 cm (9 13/16 × 8 1/2 in.)

Cooper Hewitt, Smithsonian Design Museum

timepieces & measuring devices, drawing — pen and ink, brush and gray watercolor, graphite on paper

19.6 × 15.3 cm (7 11/16 in. × 6 in.)

Cooper Hewitt, Smithsonian Design Museum

sculpture, drawing — pen and ink, graphite on paper

8.3 × 16.3 cm (3 1/4 × 6 7/16 in.)

Cooper Hewitt, Smithsonian Design Museum

lighting, drawing — pen and ink, brush and watercolor, graphite on paper

17.6 × 21 cm (6 15/16 × 8 1/4 in.)

Cooper Hewitt, Smithsonian Design Museum

tableware designs, drawing — pen and ink, graphite on paper

22.1 × 34.9 cm (8 11/16 × 13 3/4 in.)

Cooper Hewitt, Smithsonian Design Museum

sculpture, drawing — pen and ink, graphite on paper

15.5 × 9 cm (6 1/8 × 3 9/16 in.)

Cooper Hewitt, Smithsonian Design Museum

sculpture, drawing — pen and ink, graphite on paper; verso: graphite

17.4 × 26 cm (6 7/8 × 10 1/4 in.)

Cooper Hewitt, Smithsonian Design Museum