- Archival materials (10)
- Collection descriptions (10)
- Photographs (9)
- Correspondence (5)
- Publications (5)
- Financial records (2)
- Maps (2)
- Scrapbooks (2)
- Articles (1)
- Clippings (1)
- Diaries (1)
- Drawings (1)
- Ephemera (1)
- Logs (records) (1)
- Manuscripts (1)
- Newsletters (1)
- Postcards (1)
- Songbooks (1)
- Stereoscopic photographs (1)
- Videotapes (1)
- Woodcuts (1)
- Aeronautics (9)
- Periodicals (5)
- Aeronautics, Military (4)
- Women in aeronautics (3)
- World War, 1939-1945 (3)
- Aeronautics, Commercial (2)
- Airships (2)
- World War, 1914-1918 (2)
- Aeronautics in advertising (1)
- Aeronautics in art (1)
- Air pilots (1)
- Aircraft industry (1)
- Antisubmarine aircraft (1)
- Balloons (1)
- Boeing B-29 Superfortress (1)
- Buffalo (Airship) (1)
- Cigar boxes (1)
- Civil War, 1861-1865 (1)
- Fighter pilots (1)
- Flight training (1)
- Ganymede (Airship) (1)
- Great Western (Airship) (1)
- Madame Carlotta (Airship) (1)
- Martin B-26 Marauder Family (1)
- Miss Fifinella (Fictitious character) (1)
- Phantom Balloons (Airships) (1)
- Rocketry (1)
- Rockets (Aeronautics) (1)
- Russo-Japanese War, 1904-1905 (1)
- SPAD XIII (S.13) "Smith IV" (1)
- South African War, 1899-1902 (1)
- Space flight (1)
- Spanish-American War, 1898 (1)
- The Aerial (Airship) (1)
- Women air pilots (1)
- Women and the military (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.