Creator
- Oregon. Dept. Of Geology And Mineral Industries7
- Libbey, Fay Wilmott, 1882 2
- Mason, Ralph S.2
- Bright, James H.1
- Brooks, Howard C.1
- Deweese, R. W.1
- Idaho Mining Association1
- Jackson, Ronald Laverne1
- Mccall, Harold1
- Morgans, Donna L.1
- Munts, Steven R.1
- Newton, Vernon C.1
- Northwest Mining Association (U.S.)1
- Oregon. Department Of Geology And Mineral Industries1
- Potter, Miles F., 1895 1
- Ramp, Len1
- Richards, Linda Marie1
- Walton, R. D. (Ray D.), 1921 1
- Willis, Dana C.1