No Objection To Declassification 2008 04 29 MEMORANDUM NATIONAL SECURITY COUNCIL SECRET January 25 1980 MEMORANDUM FOR HENRY OWEN FROM JERRY OPLINGER ii-CO SUBJECT South Atlantic Event U John Marcum somewhat to my_surprise went ahead and set up a meeting on Monday at 2 30 in room 248 to hear the presentation John Deutch Dan Murphy and will be there along 25X1 with the technical peeple and the Los Alamos lab representatives I told John that I thought you and Gerry Smith should hear the presen- tation He was not overjoyed but allowed as how if you had time to sit in ok but if not he would fill you in -I am independently informing Smith's office so he can come I would urge you to go if you can It seems clear to me that Marcum's main objective is to hear the dissenters out so that we can more safely ignore them S One additional point there are rumors that CIA is trying to re- draft the earlier Safeguards-D report which assessed the proEEbility of a nuclear test as 90% plus We should put a stOp to this nothing would suggest a whitewash more effectively than to rewrite an existing assessment to match the conclusions of a White House panel If after this presentation they still believe their earlier assessment was wrong they should issue an update saying why they have changed their minds and provide solid and objective reasons Marcum agrees S OSD DOE REVIEWS COMPLETED NSC Review Completed SECRET Review 1 25 86 No Objection To Declassification 2008 04 29 This document is from the holdings of The National Security Archive Suite 701 Gelman Library The George Washington University 2130 H Street NW Washington D C 20037 Phone 202 994-7000 Fax 202 994-7005 nsarchiv@gwu edu