"Hopper Drawing"

Edward Hopper (1882–1967), Study for Nighthawks, 1941 or 1942. Fabricated chalk and charcoal on paper; 11 1/8 × 15 in. (28.3 × 38.1 cm). Whitney Museum of American Art, New York; purchase and gift of Josephine N. Hopper by exchange 2011.65 (click photo for larger image)
"'Hopper Drawing' is the first major museum exhibition to focus on the drawings and creative process of Edward Hopper (1882–1967)."
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\From May 23rd to October 6th, 2013--the drawings will be on view at the Whitney Museum in New York. You can also explore the studies (which are remarkable) online.