Correction of average yarding distance factor for circular settings
By: by Hilton H. Lysons and Charles N. Mann.
Contributors: Mann, Charles N.; Pacific Northwest Forest and Range Experiment Station (Portland, Or.)
Series: U.S. Forest Service research note PNW -- 24.
Publisher: Pacific Northwest Forest and Range Experiment Station, U.S. Dept. of Agriculture
Published: 1965
Place of publication: Portland, Or
Language: eng
Subjects: Logging -- Mathematical models.; Log transportation -- Mathematical models.
Notes: Caption title.

"May 1965."

Includes bibliographical references.