JAMES S. SUTTERLIN is with the Yale University Institution for Social and Policy Studies. He served as vice-consul in Berlin, 1946 to 1948, and was a personal witness to post-war Berlin and the Berlin Blockade. He was the Director of the Office of Central European Affairs in the Department of State, 1969 to 1972, and was responsible for most of the guidance and instructions sent to the American Representative in the quadripartite negotiations on a Berlin Agreement.DAVID KLEIN is special assistant to the president of Fairleigh Dickenson University. He served as a Senior Member on the National Security Council during the Kennedy years and was witness to Kennedy's handling of a Berlin crisis. He was the American Minister in Berlin during the 1969-1971 quadripartite negotiations. He was present at the negotiating sessions and was familiar with all the main actors including those on the Soviet side.