- Archival materials (27)
- Collection descriptions (27)
- Correspondence (14)
- Scrapbooks (13)
- Clippings (9)
- Publications (5)
- Ephemera (3)
- Logs (records) (3)
- Audiotapes (2)
- Certificates (2)
- Diaries (2)
- Manuscripts (2)
- Maps (2)
- Aerial photographs (1)
- Articles (1)
- Biographies (1)
- Negatives (1)
- Newspaper clippings (1)
- Newspapers (1)
- Reports (1)
- Telegrams (1)
- Tickets (1)
- Video recordings (1)
- Aeronautics (27)
- Aeronautics, Military (17)
- Aeronautics, Commercial (10)
- World War, 1914-1918 (10)
- Periodicals (6)
- Flight training (4)
- Women air pilots (3)
- Women in aeronautics (3)
- World War, 1939-1945 (3)
- Aerial reconnaissance (2)
- Air mail service (2)
- Airlines (2)
- Airplane racing (2)
- Airplanes (2)
- Airports (2)
- Burgess Aircraft Family (2)
- Photographic reconnaissance systems (2)
- Seaplanes (2)
- Aerial photography (1)
- Aeronautical engineers (1)
- Aeronautics and state (1)
- African American air pilots (1)
- African American women air pilots (1)
- Air defenses (1)
- Aircraft industry (1)
- Airships (1)
- Albatros D.Va (L24) (1)
- Astronautics (1)
- Astronauts (1)
- Automobile racing (1)
- Bombing, Aerial (1)
- Burgess-Wright Aircraft Family (1)
- Caproni Ca.3 (1)
- Cold War (1)
- Courts-martial and courts of inquiry (1)
- Curtiss JN-4 Jenny Family (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)
- Fighter pilots (1)
- Gliders (1)
- Korean War, 1950-1953 (1)
- Langley Aerodrome A, Curtiss 1914 Rebuild (1)
- Lockheed U-2 Family (1)
- Mural painting and decoration (1)
- Nicholas-Beazley (Barling) NB-3 (1)
- North American X-15 (1)
- Parachutes (1)
- Prisoners of war (1)
- Stunt flying (1)
- Transatlantic flights (1)
- United States (1)
- United States Air Force (1)
- Vietnam War, 1961-1975 (1)
- Wiseman-Peters #2 Biplane (1910) (1)
- Women in technology (1)
- Works of art (1)
- Wright (Co) Model B (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.