Creator
- Forest Products Laboratory (U.S.)4
- Oregon State College. Agricultural Experiment Station2
- Harvey, Edward W. (Edward Winslow), 1911 1
- Lindzey, James Shotwell1
- Loughborough, W. Karl1
- Mcgovern, John Neilson, 1908 1
- Mcgregor, George Harvey1
- Oregon State College. Federal Cooperative Extension Service1
- Potter, E. L. (Ermine Lawrence), 1884 1
- Scheffer, Theodore C. (Theodore Comstock), 1904 20031
- United States. Division Of Forest Pathology1
- Voorhies, Glenn, 1905 1