Becoming Mary Sully"The moment to savor [Mary Sully]. . . has arrived." New York Times Dakota Sioux artist Mary Sully was the great granddaughter of respected nineteenth century portraitist Thomas Sully, who captured the personalities of Americas first generation of celebrities (including the figure of Andrew Jackson immortalized on the twenty dollar bill). Born on the Standing Rock reservation in South Dakota in 1896, she was largely self taught. Steeped in the visual