Download or read book Lumber Recovery From Ponderosa Pine in Northern California (Classic Reprint) written by Susan Ernst and published by Forgotten Books. This book was released on 2018-09-10 with total page 36 pages. Available in PDF, EPUB and Kindle. Book excerpt: Excerpt from Lumber Recovery From Ponderosa Pine in Northern California Lumber recovery information from 942 logs from old and young-growth pon derosa pine (pinus ponderosa Dougl. Ex Laws.) trees in northern California is presented. More than 58 percent of the lumber volume was found in Shop, Moulding, and Select grades. About 25 percent of the total lumber volume was Moulding, and 24 percent was Standard and Better Dimension. Lumber volume recovery is presented on the basis of cubic feet and board feet. Volume recovery varied by scaling diameter but not by log grade. Value recovery and percent vol ume by lumber grade did vary by log grade and diameter, but no difference was found between the grade 1 and the grade 2 logs. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.