- Aeronautics (3)
- Aeronautics, Commercial (2)
- Aeronautics, Military (2)
- Aerial photography (1)
- Aircraft industry (1)
- Airports (1)
- Airships (1)
- Curtiss Model H "America" (H-1) (1)
- Flight training (1)
- Gliders (1)
- Langley Aerodrome A, Curtiss 1914 Rebuild (1)
- Seaplanes (1)
- Women air pilots (1)
- World War, 1939-1945 (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.