- Aeronautics (3)
- Airplanes (2)
- World War, 1939-1945 (2)
- Douglas World Cruiser (DWC) (1)
- Endurance flights (1)
- Flights around the world (1)
- Messerschmitt 163 Komet (Comet) Family (1)
- Rocketry (1)
- Rockets (Aeronautics) (1)
- V-1 rocket (1)
- V-2 rocket (1)
- Wright Cyclone 18 (R-3350) 18-cyl radial engine family (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.