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Topic
- Oregon Forest Products Laboratory 55
- Paneling 17
- Wood--Preservation 15
- Laboratories 14
- Douglas fir 5
- Waxes 5
- Lumber--Drying 4
- Portraits, Group 4
- Oregon State College. Engineering Experiment Station 3
- Sulfites 3
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Format
- image/tiff 55
Decade
- 1950-1959 55