Guldbeck, Per E. The care of historical collections: a conservation handbook for the nonspecialist / Per E. Guldbeck. - Nashville: American Association for State and Local History, 1972. - xvii, 160 p. : illus. ; 23 cm. Includes bibliographies. ISBN: 0910050074 Subjects--Topical Terms: Art objects--Conservation and restoration. Dewey Class. No.: 702.880773 / GUC 1972