Dwight D. Eisenhower November 14, 1963
Harry Truman July 9, 1964
Lyndon Johnson July 30, 1964
Lyndon Johnson November 5, 1964
Lyndon Johnson April 16, 1965
Lyndon Johnson April 22, 1965
Lyndon Johnson June 17, 1965
Lyndon Johnson July 15, 1965
Lyndon Johnson September 16, 1965
Lyndon Johnson and Brezhnev October 14, 1965
Lyndon Johnson November 25, 1965
Harry Truman November 25, 1965
Dwight D. Eisenhower January 6, 1966
Lyndon Johnson March 3, 1966
Lyndon Johnson et al. March 31, 1966
John F. Kennedy and Nikita Khruschev April 14, 1966
