- Aeronautics (8)
- Aeronautics, Commercial (4)
- Aeronautics, Military (4)
- Air pilots (2)
- Airplane racing (2)
- Airports (2)
- Stunt flying (2)
- World War, 1939-1945 (2)
- Aeronautics in advertising (1)
- African American air pilots (1)
- African American women air pilots (1)
- Airplanes (1)
- Astronautics (1)
- Astronauts (1)
- Automobile racing (1)
- Cessna 205 (1)
- Cigar boxes (1)
- Flight attendants (1)
- Flight training (1)
- Helicopter ambulances (1)
- Helicopter pilots (1)
- Helicopters (1)
- Korean War, 1950-1953 (1)
- Licenses (1)
- Parachutes (1)
- Pitts S-1 Special (1)
- Pitts aircraft (1)
- United States (1)
- United States Air Force (1)
- Vietnam War, 1961-1975 (1)
- Women in technology (1)
- Works of art (1)
- advertising (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.