Mechanics of running skylines
By: by Charles N. Mann.
Contributors: Pacific Northwest Forest and Range Experiment Station (Portland, Or.)
Series: USDA Forest Service research paper PNW -- no. 75.; USDA Forest Service research paper PNW -- 75.
Publisher: Pacific Northwest Forest and Range Experiment Station, U.S. Dept. of Agriculture, Forest Service
Published: 1969
Place of publication: Portland, Or
Language: eng
Number of pages: 11
Subjects: Logging, Skyline.
Notes: Cover title.