- Aeronautics (4)
- Aircraft (1)
- Aircraft carriers (1)
- Airplanes, Military (1)
- Airships (1)
- Coral Sea, Battle of the, 1942 (1)
- Midway, Battle of, 1942 (1)
- Military bases (1)
- Pearl Harbor (Hawaii), Attack on, 1941 (1)
- Philippine Sea, Battles of the, 1944 (1)
- Ryan NYP "Spirit of St. Louis" (1)
- Seaplanes (1)
- World War, 1939-1945 (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.