Mrs. Jehan Sadat, left, wife of Egypt President Anwar Sadat, presents an alabaster vase which once belonged to King Djoner of the third dynasty, the builder of the Step Pyramids at Sakkara, to the John F. Kennedy Center for the Performing Arts on Tuesday, Oct. 28, 1973 in Washington. Roger L. Stevens, chairman of the Kennedy center, accepts the four thousand year old vase, right foreground, as Sen. Edward M. Kennedy and wife Joan, right, and Mrs. Eunice Kennedy Shriver, behind Stevens, applauds. (AP Photo/Charles Tasnadi)