- Archival materials (40)
- Collection descriptions (40)
- Photographs (13)
- Correspondence (8)
- Tickets (6)
- Ephemera (4)
- Newsletters (4)
- Reports (4)
- Brochures (3)
- Maps (3)
- Scrapbooks (3)
- Annual reports (2)
- Clippings (2)
- Diaries (2)
- Financial records (2)
- Manuals (2)
- Postcards (2)
- Publications (2)
- Timetables (2)
- Aerial photographs (1)
- Audiotapes (1)
- Certificates (1)
- Digital scans (1)
- Labels (1)
- Legal documents (1)
- Maps (documents) (1)
- Memoranda (1)
- Menus (1)
- Motion pictures (visual works) (1)
- Newspaper clippings (1)
- Notes (1)
- Passenger ticket coupon (1)
- Picture postcards (1)
- Press releases (1)
- Slides (photographs) (1)
- Technical manuals (1)
- Video recordings (1)
- Aeronautics, Commercial (17)
- Air travel (5)
- Airplanes (4)
- Aeronautics, Military (3)
- Air pilots (3)
- Boeing Model 377 Stratocruiser Family (3)
- Aerial photography (2)
- Air mail service (2)
- Airports (2)
- Douglas DC-7 (2)
- Flight attendants (2)
- Lockheed Model 1049D Super Constellation (2)
- Women air pilots (2)
- World War, 1939-1945 (2)
- Aero Spacelines Guppy Family (1)
- Air mail stamps (1)
- Aircraft industry (1)
- Airlift, Military (1)
- Airships (1)
- Astronautics (1)
- Bell P-39 Airacobra Family (1)
- Bell P-59 Airacomet Series (1)
- Bell P-63 Kingcobra Family (1)
- Bell YFM-1 Airacuda (1)
- Berlin (Germany) (1)
- Boeing 707 Family (1)
- Boeing 727 Family (1)
- Boeing 747 Family (1)
- Boeing 747SP (747-100SP) (1)
- Boeing B-52 Stratofortress Family (Model 464) (1)
- Boeing C-97 Stratofreighter Family (Model 367) (1)
- Boeing Model 314 Clipper Family (1)
- Canadair CL-44 (CC-106 Yukon) (1)
- Cargo (1)
- Caudron C.232 (1)
- Caudron C.272 Luciole (Firefly) (1)
- Caudron C.400 Phalene (Moth) (1)
- Collective bargaining (1)
- Curtiss C-46 Commando (1)
- Curtiss Model H "America" (H-1) (1)
- Discrimination in employment (1)
- Douglas C-47 Skytrain Family (1)
- Douglas C-54 Skymaster Family (1)
- Douglas DC-2 (1)
- Douglas DC-3 Family (1)
- Douglas DC-4 (1)
- Douglas DC-6 (1)
- Douglas DC-8-55 (1)
- Douglas DC-8-63 (Super DC-8) (1)
- Douglas DC-9 Family (1)
- Flight training (1)
- Gliders (1)
- Handley Page H.P. 42E Hannibal (1)
- Helicopters (1)
- Inertial navigation (1)
- Korean War, 1950-1953 (1)
- Langley Aerodrome A, Curtiss 1914 Rebuild (1)
- Local service airlines (1)
- Lockheed Model 749 Constellation (1)
- McDonnell Douglas DC-10 Family (1)
- Naval Aircraft Factory Aircraft Family (1)
- Pan American World Airways, Inc. (1)
- Percival Gull Six (1)
- Periodicals (1)
- Photographs (1)
- Potez 62 (1)
- Sabena Savoia-Marchetti S.73 (1)
- Seaplanes (1)
- Short L.17 Scylla (1)
- Space flight (1)
- Tourism (1)
- Transatlantic flights (1)
- United Airlines (1)
- Women in aeronautics (1)
- de Havilland D.H.80 Pull Moth (1)
- de Havilland D.H.89 Dragon Rapide (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.