Subjects
- 4-H clubs -- West Virginia1
- Agricultural productivity1
- Agriculture 2
- Agriculture -- Study and teaching 1
- Agriculture -- West Virginia[remove]7
- Bioclimatology1
- Blennerhasset Park Project (1935)1
- Economic history -- United States1
- Entomology1
- Farmers' Institute1
- Labor1
- Lumber industry and timber.1
- Oil and Gas Industry and Fields.1
- Oil fields -- Pennsylvania1
- Oil fields -- West Virginia1