- Oregon. Dept. Of Geology And Mineral Industries5
- Snavely, Parke Detweiler, 1919 5
- Webster, Janet G.5
- Gilmont, Susan4
- Macleod, Norman S.4
- Markland, Mary4
- Oregon State University3
- Rau, Weldon W.3
- Geological Society Of America. Cordilleran Section. Meeting (65th : 1969 : Eugene, Or.)2
- Hiveley, Heather2
- Wagner, Holly Clyde, 1918 2
- Anderson, Frederick C.1
- Forest History Society1
- Mcknight, Brian Keith1
- Nelson, David Ezra1
- Ogden, Gerald1
- United States. Environmental Protection Agency. Water Quality Office1
- Wiedemann, Alfred M.1