- Archival materials (10)
- Collection descriptions (10)
- Correspondence (3)
- Photographs (3)
- Clippings (2)
- Maps (2)
- Scrapbooks (2)
- Autobiographies (1)
- Black-and-white negatives (1)
- Diaries (1)
- Glass slides (1)
- Interviews (1)
- Lantern slides (1)
- Logs (records) (1)
- Memoranda (1)
- Newspapers (1)
- Photograph albums (1)
- Reports (1)
- Sound recordings (1)
- Telegrams (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.