(Revised from two publications prepared by D. van der Reyden and D. C. Williams at the Smithsonian Center for Materials Research and Education formerly the Conservation Analytical Laboratory: "The Technology and Conservation Treatment of a 19th Century "Papier-Mâché" Chair," Preprints of the American Institute for Conservation, 14th Annual Meeting, Chicago, 1986, p.p. 125-142; "A Load to Bear: ...