The Monastery of San Pedro (Our Lady of the Snows)1879 · oil on canvasUnframed: 118.8 x 183.2 cm (46 3/4 x 72 1/8 in.)Cleveland Museum of Art
Twilight in the Hudson Valley, Hudson, New York1870 · landscapes, drawing — oil and graphite on tan paperboard26.6 × 35.8 cm (10 1/2 × 14 1/8 in.)Cooper Hewitt, Smithsonian Design Museum
Broken Column of the Parthenon, Athens1869 · architecture, drawing — oil and graphite on tan paperboard28 × 38.6 cm (11 × 15 3/16 in.)Cooper Hewitt, Smithsonian Design Museum
Gulf of Corinth, Greece1869 · Graphite and white gouache on gray-green wove paper; verso: graphite12.5 × 17.4 cm (4 15/16 × 6 7/8 in.)Cooper Hewitt, Smithsonian Design Museum
Claude's Villa and St. Peter's, Rome, Italy1868 · Oil and graphite on tan paperboard11.4 × 22.6 cm (4 1/2 × 8 7/8 in.)Cooper Hewitt, Smithsonian Design Museum
Wildflowers1865 · nature studies, drawing — oil on tan paperboard34.4 × 39.8 cm (13 9/16 × 15 11/16 in.)Cooper Hewitt, Smithsonian Design Museum
Autumn Colors, Vermont1865 · landscapes, drawing — oil and graphite on off-white paperboard11.5 × 22.6 cm (4 1/2 × 8 7/8 in.)Cooper Hewitt, Smithsonian Design Museum
Twilight in the Wilderness1860 · oil on canvasUnframed: 101.6 x 162.6 cm (40 x 64 in.); Framed: 124 x 185 x 13 cm (48 13/16 x 72 13/16 x 5 1/8 in.)Cleveland Museum of Art
Heart of the Andes1859 · Oil on canvas66 1/8 x 120 3/16 in. (168 x 302.9cm)The Metropolitan Museum of Art
Statue Rock, Grand Manan Island, Canada1851 · landscapes, drawing — graphite, brush and white gouache on light brown wove paper32.8 × 45.3 cm (12 15/16 × 17 13/16 in.)Cooper Hewitt, Smithsonian Design Museum
Niagara Falls by Moonlight1851 · graphite and white gouacheSheet: 11.6 x 16.4 cm (4 9/16 x 6 7/16 in.)Cleveland Museum of Art
Storm in the Mountains1847 · oil on canvasFramed: 98.7 x 86.4 x 9.2 cm (38 7/8 x 34 x 3 5/8 in.); Unframed: 75.5 x 62.8 cm (29 3/4 x 24 3/4 in.); Former: 94.5 x 81.5 x 9 cm (37 3/16 x 32 1/16 x 3 9/16 in.)Cleveland Museum of Art