- North Cascades Conservation Council5
- Oregon. Dept. Of Geology And Mineral Industries3
- U.S. International Biological Program. Coniferous Forest Biome2
- United States. Forest Service. Pacific Northwest Region2
- Weigand, James F.2
- Allen, Scott T.1
- Bair, Zolton J.1
- Beaulieu, John D.1
- Bowden, Richard I.1
- Boyle, Stephanie A.1
- Braman, Dave E.1
- Bredeweg, Evan M.1
- Brenner, Gregory John1
- Brett, Tiffany A.1
- Brown, Catherine, 1958 1
- Brown, R. B.1
- Bruner, Howard J.1
- Buddington, A. F. (Arthur Francis), 1890 1
- Burgess, Jack A.1
- Burke, Tenley Boehm1