Writings, correspondence, notes, memoranda, studies, technical reports, journal articles, and other printed matter, relating to physics, nuclear and other energy sources, nuclear weapons, laser technology, the Strategic Defense Initiative, arms control, and scientific policy in the United States during the presidential administration of Ronald Reagan. Johnson was a Colonel, United States Army; director, Science Research Laboratory, United States Military Academy, 1980-1990; executive director, White House Science Council, 1981-1983.