Horizontal view across ridges in the foreground and middleground with volcano, visible in the central background, giving off clouds of smoke in already cloudy sky. Framing lines surround the image. Date: 1857–62. Dimensions: Sheet: 17 x 30 cm (6 11/16 x 11 13/16 in.). Medium: gouache, graphite, paper. Collection: Cooper Hewitt, Smithsonian Design Museum. Drawing, Sangay Volcano Erupting, Ecuador, 1857–62 (CH 18197969)