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Archival materials (72) Collection descriptions (70) Manuscripts (26) Photographs (14) Clippings (13) Black-and-white photographs (12) Audiotapes (9) Correspondence (9) Color photographs (7) Color transparencies (6) Newsletters (6) Videotapes (6) Black-and-white negatives (5) Drawings (5) Motion pictures (visual works) (5) Reports (5) Transcripts (5) Articles (4) Black-and-white transparencies (4) Books (4) Charts (4) Maps (4) Press releases (4) Brochures (3) Financial records (3) Photographic prints (3) Publications (3) Administrative records (2) Business records (2) Color negatives (2) Digital versatile discs (2)

Artificial satellites (27) Astronautics (18) Astronomy (11) Astrophysics (11) Research (8) Astrophysical observatories (7) Rockets (Aeronautics) (7) Museums (6) Space flight (6) Launch vehicles (Astronautics) (5) Manned space flight (5) Astronomers (4) Astrophysicists (4) Cold War (4) Contracts (4) Museum finance (4) Research grants (4) Aerospace engineers (3) Astronomical observatories (3) Interviews (3) Oral history (3) Periodicals (3) Project Vanguard (3) Rocketry (3) Satellites (3) Science (3) Space industrialization (3) Special events (3) Technology (3) Aeronautical museums (2) Aeronautics (2)

National Air and Space Museum. Archives Division. (7) United States. National Aeronautics and Space Administration (4) Naval Research Laboratory (U.S.) (3) Smithsonian Institution. Contracts Office (3) Ley, Willy (2) Project Apollo (U.S.) (2) Smithsonian Astrophysical Observatory (2) United States. Air Force (2) United States. Navy (2) Vanguard (Artificial satellite) (2) Air Force Missile Test Center (U.S.) (1) American Interplanetary Society (1) American Petroleum Institute. (1) American Rocket Society (1) Arianespace (1) Arrow, Inc. (1) Arthur Lodge Productions. (1) Bell Aircraft Corporation (1) Benton, Elizabeth Cornell (1) Bronson, Ruth Muskrat (1) Brown, David M. (1) Bush, George, 1924- (1) Carter, Jimmy, 1924- (1) Clarke, Arthur C., Sir (Arthur Charles) (1) Contel Federal Systems, Fairfax, VA (1) Convair (Consolidated Vultee Aircraft Corp) (1) Cornell, Joseph (1) Cornell, Robert (1) Curry, James E. (1) DeVorkin, David H., 1944- (1) Deloria, Vine (1)

Moon (2) Outer space (2) Bryn Athyn (Pa.) (1) New York, New York (1) Santa Rita Mountains (Ariz.) (1) Sun (1)

National Air and Space Museum Archives (36) Smithsonian Institution Archives (30) Archives Center, National Museum of American History (4) National Museum of the American Indian (1) Smithsonian American Art Museum, Research and Scholars Center (1)