- Aeronautics, Military (2)
- Air pilots (2)
- Astronautics (2)
- Airlines (1)
- Airplanes, Military (1)
- Dyott Bomber (1916) (1)
- Dyott Monoplane (1913) (1)
- Military bases (1)
- National Air and Space Museum (1)
- Naval aviation (1)
- Ryan NYP "Spirit of St. Louis" (1)
- Seaplanes (1)
- Space flight (1)
- Space vehicles (1)
- Walden IV 1910 Monoplane (1)
- World War, 1914-1918 (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.