78. A266 Robert Rauschenberg's handwritten draft of a letter to Fred Waldhauer explaining his resignation as chairman of the board of Experiments in Art and Technology (E.A.T.). Creator: Robert Rauschenberg. graphite on paper, 10 x 7 3/4" Robert Rauschenberg papers. Robert Rauschenberg Foundation Archives, New York Copyright is held by the Robert Rauschenberg Foundation.