How lumber is graded
By: H.S. Betts
Series: Department circular / United States Department of Agriculture -- 64; Department circular (United States. Dept. of Agriculture) -- 64.
Publisher: U.S. Dept. of Agriculture
Published: 1920
Place of publication: Washington, D.C
Language: eng
Number of pages: 39
Subjects: Lumber; Grading
Notes: Cover title.

Contribution from the Forest Service.