- Manned space flight (4)
- Apollo Project (3)
- Launch vehicles (Astronautics) (2)
- Mercury Project (2)
- Project Apollo (U.S.) (2)
- Space flight (2)
- Aeronautics (1)
- Aeronautics, Commercial (1)
- Aeronautics, Military (1)
- African American air pilots (1)
- African American women air pilots (1)
- Air pilots (1)
- Apollo 11 Flight (1)
- Apollo Lunar Module (1)
- Artificial satellites (1)
- Dietetics (1)
- Educators (1)
- Food (1)
- Gemini Project (1)
- Helicopters (1)
- Korean War, 1950-1953 (1)
- Lunar excursion module (1)
- Publications (1)
- Ranger Lunar Probes (1)
- Space vehicles (1)
- United States Air Force (1)
- Vietnam War, 1961-1975 (1)
- Women air pilots (1)
- Women in aeronautics (1)
- Women in technology (1)
- World War, 1939-1945 (1)
- aeronautics, civil (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.