Changes in grade and volume of central California white fir lumber during drying and surfacing
By: by W.Y. Pong.
Series: USDA Forest Service research note PNW -- 156.
Publisher: Pacific Northwest Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture
Published: 1971
Place of publication: Portland, Ore
Language: eng
Number of pages: 20
Subjects: Abies concolor -- California.; Lumber -- Drying -- California.; Lumber -- Grading -- California.; Wood -- Quality.
Notes: Caption title.

"July 1971."

Includes bibliographical references (p. 20).