- Archival materials (31)
- Collection descriptions (31)
- Photographs (12)
- Correspondence (11)
- Reports (5)
- Publications (4)
- Scrapbooks (4)
- Articles (2)
- Clippings (2)
- Diaries (2)
- Financial records (2)
- Manuscripts (2)
- Newspaper clippings (2)
- Songbooks (2)
- Advertisements (1)
- Business cards (1)
- Certificates (1)
- Color transparencies (1)
- Drawings (1)
- Ephemera (1)
- Lantern slides (1)
- Maps (1)
- Newsletters (1)
- Newspapers (1)
- Notebooks (1)
- Panoramas (1)
- Photograph albums (1)
- Photographic postcards (1)
- Photographic prints (1)
- Press releases (1)
- Proclamations (1)
- Rosters (1)
- Timetables (1)
- Aeronautics, Military (7)
- Air pilots (7)
- World War, 1939-1945 (6)
- Air mail service (4)
- Periodicals (4)
- Airplanes (3)
- Women air pilots (3)
- Women in aeronautics (3)
- Aeronautics, Commercial (2)
- Airplane racing (2)
- Airports (2)
- Helicopters (2)
- Military intelligence (2)
- Miss Fifinella (Fictitious character) (2)
- Women and the military (2)
- World War, 1914-1918 (2)
- Aerial photography (1)
- Aeronautical engineers (1)
- Aeronautical sports (1)
- Aircraft (1)
- Airlines (1)
- Airplanes, Military (1)
- Airships (1)
- Alexander Eaglerock Aircraft Family (1)
- Apollo 11 Flight (1)
- Apollo Project (1)
- Automobile racing (1)
- Aviation Instruction Center, 3rd (France) (1)
- Aviation medicine (1)
- Balloons (1)
- Bell XFM-1 Airacuda (1)
- Bellanca De Havilland DH-4 Mailplane, Modified (1)
- Curtiss JN-4 Jenny Family (1)
- Curtiss P-36 Hawk Family (1)
- Dayton Wright DH-4 (1)
- Dornier Do J Wal (Whale) (Do 16) (1)
- Dyott Bomber (1916) (1)
- Dyott Monoplane (1913) (1)
- Endurance flights (1)
- Explorer II (Balloon) (1)
- Flight training (1)
- Gemini Project (1)
- Hazelhurst Field, Mineola, N.Y. Medical Research Laboratory (1)
- Helicopter transportation (1)
- Licenses (1)
- Lockheed P-38 Lightning Family (1)
- National Air and Space Museum (1)
- Navigation (Aeronautics) (1)
- North Pole (1)
- Pitts S-1 Special (1)
- Pitts aircraft (1)
- Postcards (1)
- Research aircraft (1)
- Scientific expeditions (1)
- Seaplanes (1)
- Special events (1)
- Stunt flying (1)
- Technical manuals (1)
- Test pilots (1)
- Transatlantic flights (1)
- United States Air Force (1)
- Walden IV 1910 Monoplane (1)
- Wellman-Vaniman America (1)
- Wilmer Ophthalmological Institute (1)
- Works of art (1)
- advertising (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.