In Camas, Wash. last week, Crown Zellerbach Corp.'s Executive Vice President Harold L. Zellerbach picked up a gold-painted shovel and patted rain-soaked earth around the base of a newly-planted western hemlock. With this symbolic gesture, he dedicated the company's new three-story $600,000 central research laboratory building. Said Zellerbach: "Three decades ago, the western hemlock was considered little more than a forest weed.
Then research scientists and wood technicians unlocked some of its secrets, and the western hemlock emerged as a Cinderella tree. It has become one of the finest sources of fibers...