| Num | 71 |
| Sigle | NSA |
| Nom | The National Security Archive (USA) |
| Web | http://www.gwu.edu/~nsarchiv/NSAEBB/NSAEBB119/index.htm |
| Commentaire | The Assassination of the Presidents and the Beginning of the "Apocalypse" : http://www.gwu.edu/~nsarchiv/NSAEBB/NSAEBB119/index.htm Information, Intelligence and the U.S. Response http://www.gwu.edu/~nsarchiv/NSAEBB/NSAEBB117/index.htm Evidence of inaction http://www.gwu.edu/~nsarchiv/NSAEBB/NSAEBB53/press.html |
