- Archival materials (4)
- Collection descriptions (4)
- Color slides (2)
- Audiotapes (1)
- Black-and-white negatives (1)
- Black-and-white photographs (1)
- Color negatives (1)
- Color photographs (1)
- Correspondence (1)
- Ephemera (1)
- Financial records (1)
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- Newsletters (1)
- Photographs (1)
- Publications (1)
- Slides (1)
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- Apollo Project (4)
- Aeronautics (3)
- Avionics (2)
- Mercury Project (2)
- United States Air Force (2)
- Apollo 11 Flight (1)
- Astronautics (1)
- Astronauts (1)
- Color photography (1)
- Douglas Aircraft Family (1)
- Gliding and soaring (1)
- Helicopters (1)
- McDonnell Aircraft Family (1)
- McDonnell F-4 (F4H) Phantom II Family (1)
- National Air and Space Museum (1)
- Periodicals (1)
- Project Apollo (U.S.) (1)
- Radar air traffic control systems (1)
- Saturn 5 Launch Vehicle (1)
- Test pilots (1)
- Trophies (1)
Our collections specialists actively work on the conservation, preservation, restoration, and long-term care of the objects in our collection. From full-scale restoration projects to applying preservation techniques and doing regular assessments, these activities form a crucial part of our stewardship of the National Collection.