This book provides an introduction to automated information services: collection, analysis, classification, storage, retrieval, transmission, and dissemination. An introductory chapter is followed by an overview of mechanized processes for acquisitions, cataloging, and circulation. Automatic indexing and abstracting methods are covered, followed by a description of educational storage and retrieval systems. Library system analysis and evaluation are introduced in terms of theoretical models as well as practical applications. The final chapters of the book cover storage organization, automatic document and query classification, language processing, and dynamic information processing. At the end of each chapter is a bibliography. (CH)