- Choruses, Secular (Mixed voices) with band1
- Choruses, Secular (Mixed voices) with piano1
- Choruses, Secular (Mixed voices) with piano and organ1
- Clark, Ava Milam, 1884-19761
- Commons, John R. (John Rogers), 1862-19451
- Counterrevolutionaries1
- Earthquake hazard analysis -- Northwest, Pacific1
- Earthquakes -- Safety measures1
- Education -- Administration1
- Education in literature -- Bibliography1
- Education, Higher -- Curricula1
- Education, Humanistic -- United States1
- Employment (Economic theory)1
- Energy policy -- Bibliography1
- Entomology1
- Environmental protection -- Indexes1
- Flax industry -- Oregon1
- Forest management -- Study and teaching (Higher)1
- Forestry schools and education1
- Forestry schools and education -- Oregon1