the american painting collection at the museum ranges from 18th-century portraits and 19th-century landscape painting to american impressionism and modernism, with works by artists john singleton copley, thomas sully, thomas eakins, john singer sargent, childe hassam, and thomas hart benton. notable canvases include "a wild scene" (1831–1832) by thomas cole, "la vachère" (1888) by theodore robinson, and "pink tulip" (1926) by georgia o'keeffe. these are complemented by holdings of prints and drawings, as well as modern photographs from the gallagher/dalsheimer collection. artists represented include imogen cunningham, man ray, paul strand, and alfred stieglitz.