- Archival materials (101)
- Collection descriptions (101)
- Photographs (54)
- Correspondence (28)
- Scrapbooks (19)
- Publications (15)
- Clippings (14)
- Diaries (8)
- Logs (records) (6)
- Maps (5)
- Reports (5)
- Drawings (4)
- Negatives (4)
- Articles (3)
- Color slides (3)
- Manuals (3)
- Manuscripts (3)
- Microfilms (3)
- Motion pictures (visual works) (3)
- Photographic prints (3)
- Transcripts (3)
- Aerial photographs (2)
- Certificates (2)
- Ephemera (2)
- Financial records (2)
- Glass negatives (2)
- Microfilm reels (2)
- Newsletters (2)
- Notebooks (2)
- Photograph albums (2)
- Songbooks (2)
- Albums (1)
- Audiocassettes (1)
- Audiotapes (1)
- Biographies (1)
- Brochures (1)
- Color photographs (1)
- Color transparencies (1)
- Digital images (1)
- Glass slides (1)
- Guidebooks (1)
- Lantern slides (1)
- Megabytes (1)
- Memoranda (1)
- Newspaper clippings (1)
- Newspapers (1)
- Notes (1)
- Oral history (1)
- Postcards (1)
- Programs (1)
- Rosters (1)
- Sketches (1)
- Slides (35mm transparencies) (1)
- Technical manuals (1)
- Telegrams (1)
- Videotapes (1)
- World War, 1939-1945 (26)
- Aeronautics, Commercial (25)
- Air pilots (25)
- World War, 1914-1918 (21)
- Airplanes (19)
- Periodicals (12)
- Aerial photography (8)
- Women in aeronautics (8)
- Airplanes, Military (6)
- Flight training (6)
- Women air pilots (6)
- Airships (5)
- Balloons (5)
- Boeing B-29 Superfortress (5)
- Cold War (4)
- Curtiss JN-4 Jenny Family (4)
- Korean War, 1950-1953 (4)
- Naval aviation (4)
- Seaplanes (4)
- Works of art (4)
- Aerial reconnaissance (3)
- Aircraft industry (3)
- Airlines (3)
- Dayton Wright DH-4 (3)
- Douglas World Cruiser (DWC) (3)
- Fighter pilots (3)
- Flights around the world (3)
- Vietnam War, 1961-1975 (3)
- Aeronautical engineers (2)
- Aeronautics and state (2)
- African American air pilots (2)
- Air defenses (2)
- Aircraft (2)
- Airports (2)
- Astronautics (2)
- Bell P-59 Airacomet Series (2)
- Boeing B-52 Stratofortress Family (Model 464) (2)
- Curtiss Model H "America" (H-1) (2)
- Curtiss NC-1 (P2N-1) (2)
- Endurance flights (2)
- Helicopters (2)
- Kites (2)
- Langley Aerodrome A, Curtiss 1914 Rebuild (2)
- Lockheed P-38 Lightning Family (2)
- Miss Fifinella (Fictitious character) (2)
- North American F-86 Sabre Family (2)
- North American P-51D (F-51D) Mustang (2)
- Photographic reconnaissance systems (2)
- Republic P-47 (F-47) Thunderbolt Family (2)
- Research aircraft (2)
- SPAD XIII (S.13) (2)
- Technical manuals (2)
- United States (2)
- V-1 rocket (2)
- V-2 rocket (2)
- Women and the military (2)
- Aerial Experiment Assoc Aerodrome No 3 June Bug (1)
- Aerial Experiment Assoc Aerodrome No 4 Silver Dart (1)
- Aero Spacelines Guppy Family (1)
- Aerodynamics, supersonic (1)
- Aeronautical instruments (1)
- Aeronautics designers (1)
- Aeronautics in art (1)
- African American women air pilots (1)
- Air mail service (1)
- Aircraft carriers (1)
- Aircraft history cards (1)
- Albatros D.Va (L24) (1)
- Alexander Eaglerock Aircraft Family (1)
- Ambulances (1)
- Astronautics and state (1)
- Astronauts (1)
- Bell P-39 Airacobra Family (1)
- Bell P-63 Kingcobra Family (1)
- Bell UH-1B (HU-1B) Iroquois (Huey) (1)
- Bell XFM-1 Airacuda (1)
- Bell YFM-1 Airacuda (1)
- Bellanca WB-2 "Miss Columbia" (1)
- Boeing B-17 Flying Fortress Family (1)
- Boeing C-97 Stratofreighter Family (Model 367) (1)
- Boeing Model 377 Stratocruiser Family (1)
- Boeing P-12 (Model 102) (1)
- Bombers (1)
- Bombing, Aerial (1)
- Bristol Fighter F.2B (Brisfit) (1)
- Burgess Aircraft Family (1)
- Burgess-Wright Aircraft Family (1)
- Caproni Ca.3 (1)
- Cartography (1)
- Cessna Aircraft Company (1)
- Commercial artists (1)
- Consolidated B-24 Liberator Family (1)
- Consolidated F-7A Liberator (1)
- Coral Sea, Battle of the, 1942 (1)
- Courts-martial and courts of inquiry (1)
- Curtiss C-46 Commando Family (1)
- Curtiss F-5L (PN-5) (1)
- Curtiss JN-4D Jenny (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.