- Archival materials (13)
- Collection descriptions (13)
- Photographs (12)
- Scrapbooks (5)
- Articles (4)
- Newsletters (3)
- Publications (3)
- Audiotapes (2)
- Ephemera (2)
- Financial records (2)
- Logs (records) (2)
- Manuscripts (2)
- Motion pictures (visual works) (2)
- Black-and-white negatives (1)
- Certificates (1)
- Diaries (1)
- Drawings (1)
- Maps (1)
- Notes (1)
- Pamphlets (1)
- Reports (1)
- Telegrams (1)
- Tickets (1)
- Timetables (1)
- Aeronautics (13)
- Aeronautics, Military (4)
- Air pilots (4)
- Aircraft industry (4)
- Air mail service (3)
- Airlines (2)
- Autogiros (2)
- Periodicals (2)
- World War, 1914-1918 (2)
- Aerial reconnaissance (1)
- Aeronautical engineers (1)
- Aeronautical instruments (1)
- Aeronautics and state (1)
- Aeronautics in art (1)
- Air travel (1)
- Airplane racing (1)
- Airplanes (1)
- Airports (1)
- Automobile racing (1)
- Boeing B-29 Superfortress (1)
- Burgess Aircraft Family (1)
- Cessna 205 (1)
- Cold War (1)
- Curtiss Model H "America" (H-1) (1)
- Flight training (1)
- Helicopter transportation (1)
- Helicopters (1)
- Herrick Vertaplane Family (1)
- Herrick rotary engine (1)
- Jet propulsion (1)
- Junkers W 33 Family (1)
- Junkers W 33b "Bremen" (1)
- Kellett Autogiro Family (1)
- Klemm L-20 "Yankee Doodle" (1)
- Langley Aerodrome A, Curtiss 1914 Rebuild (1)
- Lockheed U-2 Family (1)
- Martin B-26 Marauder Family (1)
- Miller Corp MCA-1 Amphibian Biplane (1)
- Photographic reconnaissance systems (1)
- Pitcairn PA-3 Orowing (1)
- Pitcairn PCA-2 Autogiro (1)
- Radio (1)
- Radio in aeronautics (1)
- Transatlantic flights (1)
- United States (1)
- Waco 10 Family (Aircraft) (1)
- Wiseman-Peters #2 Biplane (1910) (1)
- Women air pilots (1)
- Women in aeronautics (1)
- Works of art (1)
- World War, 1939-1945 (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.