- Aeronautics (5)
- Aeronautics, Military (2)
- Nieuport (France) 28 (2)
- 95th Aero Squadron (1)
- Aerial photography (1)
- Air pilots (1)
- Aircraft accidents (1)
- Airplanes (1)
- Bombing, Aerial (1)
- Bradenburg C.I.(U) (1)
- Breguet 14 (Military aircraft) (1)
- Curtiss JN-4 Jenny Family (1)
- Curtiss JN-4D Jenny (1)
- Dayton Wright DH-4 (1)
- Farman (Maurice) M.F.11 (1)
- Fokker D.VII (V.18) (1)
- SPAD XIII (S.13) (1)
- Sikorsky (Igor) S-10, Hydro (1)
- Sikorsky (Igor) S-22 Il-ya Muroments (1)
- Sikorsky (Igor) S-5A (1)
- World War, 1939-1945 (1)
- de Havilland (Airco) D.H.4 (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.