Preserving library materials : a manual / by Susan G. Swartzburg. Swartzburg, Susan G. (Susan Garretson), 1938- Library materials Conservation and restoration Handbooks, manuals, etc. 025.84 SWP Includes bibliographical references and index. Metuchen, N.J. : Scarecrow Press, 1980. 1980. 1980 Text xi, 282 p. : eng