President of India, Dr. Sarvepalli Radhakrishnan, shakes hands with First Lady Jacqueline Kennedy upon his departure from the White House, following a state dinner in his honor; President John F. Kennedy stands at left. US Chief of Protocol, Angier Biddle Duke, stands at right (back to camera); Robin Chandler Duke (wife of Ambassador Duke) stands at far left. North Portico, White House, Washington, D.C.