Pocket guide to the improved grading system for ponderosa pine and sugar pine saw logs in trees
Contributors: United States. Forest Service
Edition: 1969 ed
Publisher: U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station
Published: 1969
Place of publication: Portland, Or
Language: eng
Number of pages: 52
Subjects: Ponderosa pine -- Grading; Sugar pine -- Grading
Notes: Cover title

Reprinted by Pacific Northwest Forest and Range Experiment Station, Portland, Or

Originally by Edward M. Gaines, published in 1964, by Pacific Southwest Forest and Range Experiment Station, Berkeley, Calif