Subject
- Wood preservatives -- Testing13
- Southern pines9
- Wood poles -- Preservation6
- Wood preservatives6
- Wood -- Preservation4
- Engelmann spruce1
- Farms1
- Mine timbering1
- Pallets (Shipping, storage, etc.)1
- Railroads -- Ties1
- Road materials1
- Roads -- Design and construction1
- Wood -- Moisture1
- Wood -- Preservation -- Testing1
- Wood poles1
- Wood poles -- Deterioration -- Prevention1
- Wood poles -- Preservation -- Testing1
- Wood poles -- Testing1
- Wooden boxes -- Testing1