- Aeronautics (9)
- Aeronautics, Commercial (5)
- Periodicals (3)
- World War, 1914-1918 (3)
- Aerial reconnaissance (2)
- Photographic reconnaissance systems (2)
- Women in aeronautics (2)
- Aeronautical engineers (1)
- Aeronautics and state (1)
- African American air pilots (1)
- African American women air pilots (1)
- Air mail service (1)
- Aircraft industry (1)
- Airlines (1)
- Astronautics (1)
- Astronauts (1)
- Caproni Ca.3 (1)
- Cold War (1)
- Curtiss Model H "America" (H-1) (1)
- Curtiss NC-1 (P2N-1) (1)
- Curtiss NC-4 (P2N-1) (1)
- Curtiss NC-Boat Family (1)
- Flight training (1)
- Korean War, 1950-1953 (1)
- Langley Aerodrome A, Curtiss 1914 Rebuild (1)
- Lockheed U-2 Family (1)
- Seaplanes (1)
- Transatlantic flights (1)
- United States (1)
- United States Air Force (1)
- Vietnam War, 1961-1975 (1)
- Women air pilots (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.