This paper discusses the current resurgence of interest in authority files and describes the automated authority files of the National Library of Canada. Factors contributing to this interest in such files include cooperative programs between libraries, the development of international standards, and the impact of computer technology and…

Sixteen papers are presented which focus on microforms and data processing in library and information centers. Articles include discussions of cost analysis, decision making and program planning, library automation, information retrieval, indexing, cataloging, and computer services for libraries. (CH)