Speeches and writings, notes, correspondence, memoranda, reports, studies, and printed matter relating to scientific and technological
aspects of United States national security and intelligence issues, including nuclear weapons, nuclear stockpile management,
satellite reconnaissance, biological and chemical warfare issues, and terrorism issues. Also includes material relating to
the dissident Soviet physicist Andreĭ Sakharov, and to efforts on his behalf by Western scientists. Includes writings and
letters by Sakharov.