Limit your search
Topic
- Roads--Design and construction 7
- Civilian Conservation Corps (U.S.) 6
- Forests and forestry 4
- Tractors 2
Region
- Allegheny National Forest >> Warren County >> Pennsylvania >> United States 1
- George Washington National Forest >> Augusta County >> Virginia >> United States 1
- Gifford Pinchot National Forest >> Skamania County >> Washington >> United States 1
- Lassen National Forest >> Lassen County >> California >> United States 1
- Oregon >> United States 1
- Pine Grove Furnace State Park >> Cumberland County >> Pennsylvania >> United States 1
- Tillamook County >> Oregon >> United States 1
Collection
- Gerald W. Williams Collection 7
- OSU Special Collections & Archives Research Center 7
- Oregon Explorer 1
Institution
- Oregon State University 7
