US Scientific Satellite Program
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NSC 5520 Lay, James. S., Jr. NSC 5520. “U.S. Scientific Satellite Program.” Dwight D. Eisenhower Presidential Library and Museum. 20 May 1955. Marshall Institute: National Security Space Project Lay, James. S., Jr. “Memorandum: Implications of the Soviet Earth Satellite for U.S. Security.” Dwight D. Eisenhower Presidential Library and Museum. 11 Oct. 1957. NSC 5520 Marshall Institute: National Security Space Project Hagerty, James C., Press Secretary to the President. “Summary of Important Facts in the Development by the United States of an Earth Satellite.” Dwight D. Eisenhower Presidential Library and Museum. 9 Oct. 1957. NSC 5520 Marshall Institute: National Security Space Project Lay, James. S., Jr. “Note by the Executive Secretary to the National Security Council on U.S. Scientific Satellite Program.” Dwight D. Eisenhower Presidential Library and Museum. 20 May 1955. NSC 5520 National Security Council Planning Board. NSC 5520. “U.S. Scientific Satellite Program Table of Contents.” Dwight D. Eisenhower Presidential Library and Museum. 20 May 1955. Marshall Institute: National Security Space Project National Security Council Planning Board. NSC 5520. “Draft Statement of Policy on U.S. Scientific Satellite Program General Considerations.” Dwight D. Eisenhower Presidential Library and Museum. 20 May 1955. NSC 5520 Marshall Institute: National Security Space Project NSC 5520 Marshall Institute: National Security Space Project NSC 5520 Marshall Institute: National Security Space Project National Security Council Planning Board. NSC 5520. “Financial Appendix.” Dwight D. Eisenhower Presidential Library and Museum. 20 May 1955. NSC 5520 National Security Council Planning Board. NSC 5520. “Annex A- Technical Annex.” Dwight D. Eisenhower Presidential Library and Museum. 20 May 1955. Marshall Institute: National Security Space Project NSC 5520 Marshall Institute: National Security Space Project National Security Council Planning Board. NSC 5520. “Annex B- Views of Nelson A. Rockerfeller, Special Assistant to the President, on the subject, dated May 17, 1955.” Dwight D. Eisenhower Presidential Library and Museum. 20 May 1955. NSC 5520 Marshall Institute: National Security Space Project.