Papers of John F. Kennedy. Presidential Papers. National Security Files
This folder contains memoranda, telegrams, and press releases concerning the Soviet Union’s resumption of atmospheric nuclear weapons testing, including the detonation of a 50 megaton bomb; and international reaction, primarily from Japan and France, to the tests. Also included in this folder are press releases and drafts of proposed statements by the United States and Great Britain to the Soviet Union regarding a nuclear test ban agreement.