 Indeed, the photo of the 1949 state of "Ruin at Daphne" and those recording the first two states of De Kooning's painting in 1950 were photographed by the same photographer, Rudolph Burckhardt.Not only were both works "process paintings," in which the artists' ideas evolved in response to the changing appearance of the pictures, but neither artist regarded his painting as finished when he stopped work on it.The Metropolitan Museum acquired Dickinson's painting in 1955.