Creator
- United States. Forest Service3
- Ayres, Robert W. (Robert William), 1880 1
- Burke, Thomas C.1
- Hutchinson, Wallace1
- Keen, F. P. (Frederick Paul), 1890 1
- Kotok, E. I.1
- Lake, Frank K.1
- Oregon Agricultural College. Alumni Association1
- Oregon. State Immigration Commission1
- Show, S. B. (Stuart Bevier), 1886 19631
- United States. Bureau Of Land Management1
- United States. Congress. Senate. Committee On Public Lands And Surveys. Subcommittee On S. Res. 3471