Creator
- Bates, Jonathan D.1
- Bentley, Elton Bruce, 1937 1
- Foster, Lee1
- Gilbert, Griffith J.1
- Hook, Richard1
- Johnson, Dustin D.1
- Langer, Vera W.1
- Lund, Ernest H.1
- Mairs, John W.1
- Mcdowell, Michelle K. D.1
- Nelson, Jamie N.1
- Noson, Anna C.1
- Oregon. Dept. Of Geology And Mineral Industries1
- Petersen, Steven Lawrence1
- Pope, Michael D. (Michael Dickens)1
- Rearden, Spencer N.1
- Wessel, Louis1