- Archival materials (30)
- Collection descriptions (30)
- Photographs (24)
- Publications (9)
- Clippings (7)
- Scrapbooks (7)
- Articles (3)
- Diaries (3)
- Logs (records) (3)
- Maps (3)
- Reports (3)
- Manuscripts (2)
- Notebooks (2)
- Audiocassettes (1)
- Audiotapes (1)
- Biographies (1)
- Certificates (1)
- Drawings (1)
- Financial records (1)
- Manuals (1)
- Memoranda (1)
- Newsletters (1)
- Newspaper clippings (1)
- Newspapers (1)
- Notes (1)
- Photographic prints (1)
- Programs (1)
- Sketches (1)
- Telegrams (1)
- Transcripts (1)
- Videotapes (1)
- Aeronautics (28)
- Aeronautics, Commercial (12)
- Periodicals (10)
- Air pilots (9)
- World War, 1914-1918 (7)
- Women in aeronautics (5)
- World War, 1939-1945 (4)
- Aerial reconnaissance (3)
- Women air pilots (3)
- Aerial photography (2)
- Aeronautics and state (2)
- African American air pilots (2)
- Aircraft industry (2)
- Balloons (2)
- Fighter pilots (2)
- Korean War, 1950-1953 (2)
- Photographic reconnaissance systems (2)
- United States (2)
- Works of art (2)
- Aeronautical engineers (1)
- Aeronautics in art (1)
- African American women air pilots (1)
- Air mail service (1)
- Airlines (1)
- Airplanes (1)
- Airships (1)
- Ambulances (1)
- Astronautics (1)
- Astronauts (1)
- Boeing B-29 Superfortress (1)
- Caproni Ca.3 (1)
- Cartography (1)
- Cold War (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)
- Douglas World Cruiser (DWC) (1)
- Endurance flights (1)
- Flight attendants (1)
- Flight training (1)
- Flights around the world (1)
- Fokker T-2 (F.IV) (1)
- Gliding and soaring (1)
- Harmon International Trophy (1)
- Helicopter ambulances (1)
- Helicopter pilots (1)
- Helicopters (1)
- Kites (1)
- Langley Aerodrome A, Curtiss 1914 Rebuild (1)
- Lockheed U-2 Family (1)
- Martin B-26 Marauder Family (1)
- Military intelligence (1)
- Military records (1)
- North American F-86 Sabre Family (1)
- Nurses (1)
- Photogrammetrists (1)
- Photogrammetry (1)
- Remote sensing (1)
- Rohrbach Ro III Rotri Flying Boat (1)
- SPAD XIII (S.13) "Smith IV" (1)
- Seaplanes (1)
- Transatlantic flights (1)
- United States Air Force (1)
- Vietnam War, 1961-1975 (1)
- Women in technology (1)
- Wright (Co) Type A Military (Signal Corps No. 1) (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.