Subject
- Astronomy -- United States -- History -- To 19001
- Beef cattle -- Feeding and feeds1
- Beef cattle -- West (U.S.) -- Breeding1
- Beneficial insects -- United States -- History1
- Biological literature1
- Biology -- Study and teaching (Secondary)1
- Biology -- Textbooks1
- Black vine weevil -- Control -- Northwest, Pacific1
- Boundary layer (Meteorology) -- Columbia River Watershed1
- Brassica -- Oregon -- Willamette River Valley -- Genetics1
- Calendars -- Oregon1
- Camases -- Habitat -- Geographic information systems -- Oregon1
- Camases -- Oregon1
- Canola -- Oregon -- Willamette River Valley1
- Cayuse Indians -- Wars1
- Children -- Canada1
- City planning -- Economic aspects -- United States1
- Climatic changes -- Oregon -- Evaluation1
- Clippings (Books, newspapers, etc.)1
- College students -- Attitudes -- New York (State)1