5.5" X 8.5" ..."Fifth Annual Service Pin Dinner....Portland Office, Crown Zellerbach Corporation...Crystal Room, Benson Hotel, Portland, Oregon...Thursday, May 11, 1950, 6:30 PM." Crown Zellerbach was an American pulp and paper conglomerate. In 1928, the Zellerbach Paper Co. merged with the Crown Willamette Co. to form publicly traded Crown Zellerbach Corp. In late 1984, the company became the focus of a hostile takeover by British financier Sir James Goldsmith.