
1892
Edward Hopper, Our New Patent Double Cylinder Compound Engine for Small Launches, Two Bladed Screw, 1892–1895. Graphite pencil on paper, sheet (Irregular): 9 7/8 × 7 13/16 in. (25.1 × 19.8 cm). Whitney Museum of American Art, New York; Josephine N. Hopper Bequest 70.1553.110. © Heirs of Josephine N. Hopper/Licensed by Artists Rights Society (ARS), New York