Dawn in Pennsylvania (c) Heirs of Josephine N. Hopper, licensed by the Whitney Museum of American Art

Edward Hopper, Dawn in Pennsylvania, 1942, on show in America's Cool Modernism at the Ashmolean until 22 July © Heirs of Josephine N. Hopper, licensed by the Whitney Museum of American Art

Edward Hopper, Dawn in Pennsylvania, 1942, on show in America’s Cool Modernism at the Ashmolean until 22 July © Heirs of Josephine N. Hopper, licensed by the Whitney Museum of American Art