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- Logging 726
- Lumber trade 284
- Forests and forestry 248
- Loggers 199
- Timber 192
- Log transportation 174
- Trees 166
- Men 101
- Natural resources 74
- Lumber 63
- Railroads 54
- Oxen 47
- Rivers 47
- Saws 47
- Log driving 44
- Railroad trains 41
- Logging railroads 37
- Machinery 34
- Animals in logging 32
- Horses 32
