- Collection descriptions (57)
- Correspondence (23)
- Scrapbooks (20)
- Clippings (11)
- Publications (9)
- Certificates (5)
- Aerial photographs (4)
- Diaries (4)
- Maps (4)
- Ephemera (3)
- Manuscripts (3)
- Negatives (3)
- Postcards (3)
- Albums (2)
- Articles (2)
- Logs (records) (2)
- Newsletters (2)
- Reports (2)
- Audiotapes (1)
- Calendars (1)
- Color transparencies (1)
- Glass negatives (1)
- Guidebooks (1)
- Memoirs (1)
- Memorandums (1)
- Menus (1)
- Motion pictures (visual works) (1)
- Newspaper clippings (1)
- Receipts (1)
- Research (1)
- Resumes (1)
- Rosters (1)
- Signatures (names) (1)
- Stereoscopic photographs (1)
- Woodcuts (1)
- Aeronautics (50)
- Aeronautics, Military (40)
- Air pilots (17)
- Aeronautics, Commercial (7)
- Periodicals (7)
- Aerial photography (6)
- Airplanes (6)
- Fighter pilots (4)
- Flight training (4)
- Aerial reconnaissance (3)
- Airships (3)
- Works of art (3)
- World War, 1939-1945 (3)
- de Havilland (Airco) D.H.4 (3)
- Ambulances (2)
- Balloons (2)
- Gotha G.IV (2)
- Handley Page O/400 (2)
- Nieuport Aircraft Family (2)
- Transatlantic flights (2)
- 14th Balloon Photo Section (1)
- 94th Aero Squadon (1)
- Aerial gunnery (1)
- Aeronautical engineers (1)
- Aeronautical instruments (1)
- Air mail service (1)
- Aircraft (1)
- Albatros Aircraft Family (1)
- Albatros B.IIl (1)
- Albatros D.Va (L24) (1)
- Artillery (1)
- Aviatik B.II (1)
- Aviatik B.IIl (1)
- Brandenburg C.I (U) (1)
- Brandenburg D.I (Ph) (1)
- Brandenburg G.I l (1)
- Brandenburg KDW (1)
- Breguet Aircraft Family (1)
- Bristol Aircraft Family (1)
- Bristol Fighter F.2B (Brisfit) (1)
- Buffalo (Airship) (1)
- Caproni Ca.3 (1)
- Civil War, 1861-1865 (1)
- Curtiss JN-4 Jenny Family (1)
- Curtiss NC-4 (P2N-1) (1)
- Dorand A.R. (Avion de Reconnaissance) Series (1)
- Dyott Bomber (1916) (1)
- Dyott Monoplane (1913) (1)
- Enemy property (1)
- Fairey N.4 "Atalanta" (1)
- Fokker Aircraft Family (1)
- Fokker D.VI (1)
- Fokker D.VIII (1)
- Fokker E.II (M 14) (1)
- Ganymede (Airship) (1)
- Great Western (Airship) (1)
- Halberstadt C.II (1)
- Junkers W 33 Family (1)
- Junkers W 33b "Bremen" (1)
- Klemm L-20 "Yankee Doodle" (1)
- Knoller B.I (1)
- LFG Roland D.VI (1)
- LFG Roland Family (1)
- LVG C.III (1)
- Lohner B.I Series 11 Pfeilflieger (Arrow Flyer) (1)
- Madame Carlotta (Airship) (1)
- Mining (1)
- Morane-Saulnier Model LA (Mo.S.4) (1)
- Nieuport (France) 11 Monoplane (1)
- Nieuport (France) 17 (1)
- Nieuport (France) 28 (1)
- Oeffag C.II (1)
- Oil wells (1)
- Parnall Puffin (GP) (1)
- Phantom Balloons (Airships) (1)
- Phonix C.1 (1)
- Photographic reconnaissance systems (1)
- Prisoners of war (1)
- R 34 (British Rigid Airship) (1)
- RAF F.E.3 (A.E.1) (1)
- Radio (1)
- Radio in aeronautics (1)
- Royal Aircraft Factory (RAF) S.E.5 (1)
- Rumpler B.I (Typ 4A) (1)
- Russo-Japanese War, 1904-1905 (1)
- SPAD Aircraft Family (1)
- SPAD XIII (S.13) (1)
- SPAD XIV (S.14) (1)
- Salmson Aircraft Family (1)
- Soldiers (1)
- Sopwith 1 1/2 Strutter Family (1)
- Sopwith Aircraft Family (1)
- Sopwith F.1 Camel (1)
- South African War, 1899-1902 (1)
- Spanish-American War, 1898 (1)
- Tanks (1)
- The Aerial (Airship) (1)
- United States. Army. American Expeditionary Forces (1)
- Voisin Aircraft Family (1)