Standard grading rules for western lumber.

Bibliographic Details
Format:	Book
Language:	English
Published:	Portland, Oregon : Western Wood Products Association, [1970]
Subjects:	Lumber > Inspection > West (U.S.) > Handbooks, manuals, etc. Lumber > Standards > West (U.S.) > Handbooks, manuals, etc. Lumber > Grading > West (U.S.) > Handbooks, manuals, etc. Bois d'industrie > Inspection. Bois > Classement > Guides, manuels, etc. Lumber > Grading Lumber > Inspection Handbooks and manuals Handbooks and manuals.

Description
Item Description:	"Approved by the Board of Review, American Lumber Standrards Committee; Effective: September 1, 1970"--Cover. Supplement no. 1 (effective May 1, 1971) tipped in.
Physical Description:	179 pages illustrations 17 cm