Subject
- Coal mines and mining1
- Coal mines and mining--Equipment and supplies1
- Coke-ovens1
- Cold adaptation1
- Creation (Literary, artistic, etc.)1
- Demolition derbies1
- Draft animals1
- Drawing1
- Dredges1
- Elk--Behavior1
- Elk--Ecology1
- Evans, Jack1
- Fishing1
- Floatplanes1
- Forest fires--Environmental aspects1
- Gardens1
- Gold dredging1
- Grazing--Environmental aspects1
- Habitat (Ecology)1
- Hatter, Jim, 1921-1