Papers of John F. Kennedy. Presidential Papers. National Security Files
This folder contains memoranda regarding the United States, Soviet Union, and Berlin including a review of Berlin contingency planning and a record of a meeting between President John F. Kennedy and West Berlin Mayor Willy Brandt. Of note are memoranda and papers regarding a potential effect on West Berlin of the Soviet Union build-up in Cuba (also known as the Cuban Missile Crisis) including a blockade by the Soviet Union, inspections of allied traffic into Berlin by the Soviet Union and Germany (Democratic Republic), and immediate military preparations for Berlin.