Westward expansion by Dr. Madsen · Apr 15, 2020 Artifact analysis worksheet (.docx) Comparing/synthesizing artworks questions (.docx) John Gast, American Progress (1872). Autry National Center, via Wikimedia Commons. Emanuel Leutze, Westward the Course of Empire Takes Its Way (1862). Architect of the Capitol, via Flickr. Emanuel Leutze, Washington Crossing the Delaware (1851). Metropolitan Museum of Art, via Wikipedia. Robert S. Duncanson, Landscape with Campsite (n.d., but mid-19th century, as Duncanson died in 1872). Smithsonian American Art Museum.