Creator
- Wyatt, Bruce15
- Oregon. Dept. Of Geology And Mineral Industries12
- Gilbert, William E.11
- Fleischbein, Jane10
- Huyer, Adriana8
- Byrne, John Vincent, 1928 7
- Smith, Robert L.7
- Barstow, Dennis6
- Huyer, Adriana, 1945 6
- Pearcy, William G.6
- Barth, John A.5
- Kujala, Norman F.5
- Barss, William H.4
- Gilbert, William4
- Oregon State University. Extension Service/Marine Advisory Program4
- Smith, Robert L. (Robert Lloyd), 1935 4
- Bayer, Range D., 1947 3
- Berg, Joseph W.3
- Castelein, Kathleen A.3
- Demory, Robert L.3