The articles in this collection derive in the main from papers given at a conference held to mark the fifth anniversary of the Parker Library Conservation Project, and have since been substantially revised and updated. They cover many aspects of the problems of conservation and preservation. Topics addressed include the differing demands of the scholar and conservator; buildings and the problems of maintaining a satisfactory environment; preservation factors in the design of new libraries; materials; and techniques involved in caring for and repairing manuscripts. There are also important case studies detailing the processes of conservation. Has very light shelf wear.