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  1. By: Barrett, James W. (James Willis), - Pacific Northwest Forest and Range Experiment Station (Portland, Or.)
    Publication info: Portland, Or, Pacific Northwest Forest and Range Experiment Station, U.S. Dept. of Agriculture, [1963]
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  2. By: Sassaman, Robert W. - Barrett, James W. (James Willis), - Smith, Justin G. (Justin Gardner),
    Publication info: Portland, Or, Pacific Northwest Forest and Range Experiment Station, U.S. Dept. of Agriculture, Forest Service, 1972
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  3. By: Sassaman, Robert W. - Barrett, James W. (James Willis), - Smith, Justin G. (Justin Gardner), - Pacific Northwest Forest and Range Experiment Station (Portland, Or.)
    Edition: Rev.
    Publication info: Portland, Or, Pacific Northwest Forest and Range Experiment Station, U.S. Dept. of Agriculture, Forest Service, 1973
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  4. By: Cochran, P. H. - Newman, R. P. - Barrett, James W. (James Willis), - Pacific Northwest Research Station (Portland, Or.)
    Publication info: Portland, Or, U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Forest Research Station, 1991
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  5. By: Barrett, James W. (James Willis), - Pacific Northwest Forest and Range Experiment Station (Portland, Or.)
    Publication info: Portland, Or, Pacific Northwest Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture, [1977]
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  6. By: Sassaman, Robert W. - Barrett, James W. (James Willis), - Twombley, Asa D. - Pacific Northwest Forest and Range Experiment Station (Portland, Or.) - United States. Forest Service.
    Publication info: Portland, Or, Pacific Northwest Forest and Range Experiment Station, U.S. Dept. of Agriculture, 1977
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  7. By: Cochran, P. H. - Barrett, James W. (James Willis), - Pacific Northwest Research Station (Portland, Or.)
    Publication info: Portland, Or. (333 S.W. First Ave., P.O. Box 3890, Portland 97208-3890), U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Research Station, [1995]
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  8. By: Barrett, James W. (James Willis), - Pacific Northwest Forest and Range Experiment Station (Portland, Or.)
    Publication info: [Portland, Or.], U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station, 1983
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  9. By: Barrett, James W. (James Willis), - Pacific Northwest Forest and Range Experiment Station (Portland, Or.) - United States. Forest Service.
    Publication info: Portland, Or, Pacific Northwest Forest and Range Experiment Station, U.S. Dept. of Agriculture, 1978
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  10. By: Barrett, James W. (James Willis), - Tornbom, Stanley S. - Sassaman, Robert W.
    Publication info: Portland, Or, U.S. Dept. of Agriculture Forest Service, Pacific Northwest Forest and Range Experiment Station, 1976
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  11. By: Barrett, James W. (James Willis),
    Publication info: Portland, Or, Pacific Northwest Forest and Range Experiment Station, U.S. Dept. of Agriculture, 1970
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  12. By: Barrett, James W. (James Willis),
    Publication info: Portland, Or, Pacific Northwest Forest and Range Experiment Station, U.S. Dept. of Agriculture, 1968
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  13. By: Barrett, James W. (James Willis), - Roth, Lewis F.
    Publication info: [Portland, Or.], U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station, 1985
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  14. By: Roth, Lewis F. - Barrett, James W. (James Willis),
    Publication info: [Portland, Or.], U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station, 1985
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  15. By: Dahms, Walter G. - Barrett, James W. (James Willis),
    Publication info: Portland, Or, Pacific Northwest Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1975
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  16. By: Barrett, James W. (James Willis), - Pacific Northwest Forest and Range Experiment Station (Portland, Or.)
    Publication info: Portland, Or, Pacific Northwest Forest and Range Experiment Station, U.S. Dept. of Agriculture, [1965]
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  17. By: Barrett, James W. (James Willis), - Pacific Northwest Forest and Range Experiment Station (Portland, Or.)
    Publication info: Portland, Or, Pacific Northwest Forest and Range Experiment Station, U.S. Dept. of Agriculture, Forest Service, 1982
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
  18. By: Barrett, James W. (James Willis), - Pacific Northwest Forest and Range Experiment Station (Portland, Or.)
    Publication info: Portland, Or, Pacific Northwest Forest and Range Experiment Station, U.S. Dept. of Agriculture, Forest Service, 1981
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library