U.S. Department of Agriculture1. Alaska forestry research historical images
- Author(s):
- Barnard, Jeffrey C.; Nelson, Kellen N.
2. Ecological field sound recordings of U.S. Department of Defense, U.S. Army Fort Wainwright Training Lands, Alaska
- Author(s):
- Marcot, Bruce G.; Sullivan, Taylor D.; Hiemstra, Christopher A.; Douglas, Thomas A.
3. Historical photographs from U.S. Forest Service research and development activities in Alaska
- Author(s):
- Wright, Brenda E.; Plumb, Pauline; Wright, John; Biles, Frances E.
4. A century of Forest Service research and development in the southern United States: historical documents and images
- Author(s):
- Bragg, Don C.
5. Camera trap photographs from American pika haypiles in California
- Author(s):
- Hickman, Kenneth T.; Millar, Constance I.