Creator
- Gardner, Victor Ray, 1885 1
- Graves, Henry Solon, 1871 19511
- Laughlin, Norman James1
- Magness, J. R. (John Robert), 1894 1
- Oregon Agricultural College. Experiment Station1
- Sage Grouse Conservation Partnership1
- United States. Bureau Of Land Management1
- United States. Forest Service1
- Yeager, A. F. (Albert Franklin), 1892 1
- Ziegler, E. A. (Edwin Allen), 1880 1