Eugène-Emmanuel Viollet-le-Duc

1875 · Watercolor heightened with gouache, on blue paper

Sheet: 10 3/4 × 14 7/8 in. (27.3 × 37.8 cm)

The Metropolitan Museum of Art

1874 · Watercolor heightened with gouache over traces of graphite on two sheets of blue-gray wove paper (glued together in a vertical seam at left)

sheet: 11 7/16 x 26 1/8 in. (29 x 66.4 cm)

The Metropolitan Museum of Art

1865 · Watercolor and opaque watercolor, over graphite, on blue-gray wove paper, laid down on Japanese paper

Primary support: 28.4 × 46.7 cm (11 3/16 × 18 7/16 in.); Secondary support: 29.5 × 47.7 cm (11 5/8 × 18 13/16 in.)

Art Institute of Chicago

1862 · Brass

1: 42.3 × 20.8 × 18.6 cm (16 5/8 × 8 3/16 × 7 5/16 in.); 2: 41.6 × 20.4 × 18.1 cm (16 3/8 × 8 × 7 1/8 in.)

Art Institute of Chicago

1850 · Brass, gilded copper alloy, and wood

88 × 74.2 × 43.2 cm (34 5/8 × 29 1/4 × 17 in.)

Art Institute of Chicago

1843 · Watercolor, shell gold, pen and black ink, traces of graphite, gouache guidelines.

sheet: 23 5/8 x 37 3/16 in. (60 x 94.5 cm)

The Metropolitan Museum of Art

1835 · Graphite

Sheet: 7 1/8 × 5 13/16 in. (18.1 × 14.7 cm)

The Metropolitan Museum of Art

1830 · Pen and gray ink, brush and light wash, metal point framing lines, with small spatters of brown wash

9 3/4 x 13 1/4 in. (24.8 x 33.7 cm)

The Metropolitan Museum of Art