Subject
- U.S. International Biological Program. Coniferous Forest Biome16
- Lane County (Or.) -- History13
- Shrimps9
- Engineering -- Research -- Oregon6
- Fisheries -- British Columbia -- Periodicals6
- Forests and forestry -- Northwest, Pacific6
- Mineral industries -- Oregon6
- Natural gas -- Prospecting -- Oregon6
- Oregon. Natural Area Preserves Advisory Committee6
- Pacific Marine Fisheries Commission -- Periodicals6
- Petroleum -- Prospecting -- Oregon6
- United States -- Pacific Coast6
- Vocational education6
- Columbia River5
- Counseling5
- Fish-culture -- Oregon -- Statistics5
- Fisheries -- Columbia River -- Periodicals5
- Fishery management -- Oregon -- Statistics5
- Fishing -- Oregon -- Statistics5
- Geothermal resources -- Oregon5