WESTERN LUMBER GRADING RULES 81.
(N.P.): wwpa, 1981. First edition. Original Wraps. 12mo, pp 217. very good technical work, for the professional grader, lumberman or builder. More
(N.P.): wwpa, 1981. First edition. Original Wraps. 12mo, pp 217. very good technical work, for the professional grader, lumberman or builder. More
1980. Original Wraps. Chapters on marks, sizes, finish, boards, light framing studs, joists, timbers, and much more. Very good technical work, for the professional grader, lumberman or builder. More