Excerpt from Veneer Grade Yield From Pruned Douglas-Fir The pruned trees in this study produced peelable clear wood in 17 years. Of this yield, only about 10 percent met the highest commercial specifications for Douglas-fir veneer and demonstrated the desirability of pruning at earlier stand ages. 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.