Arriving at the White House on October 3, 1972, after spending the night at Camp David, MD, are: LTR: Russian Ambassador Anatoly Debrynin; National Security Advisor Henry Kissinger (hidden); Soviet Foreign Minister Andrei Gromyko; Pres. Nixon; and Secretary of State William Rogers. In a ceremony in the Executive Mansion, Nixon and Gromyko will formally sign and exchange two documents which will bring into full effect the strategic arms limitation agreements between the two superpowers. (UPI Photo/njp/Files)