Describes the development of a Unified Medical Language System (UMLS) by the National Library of Medicine that will retrieve and integrate information from a variety of information resources. Highlights include the metathesaurus; the UMLS semantic network; semantic locality; information sources map; evaluation of the metathesaurus; future…

Suggests that preliminary findings from research on intellectual access to digital images indicate a need for improved browsing tools, image manipulation software, feedback mechanisms, and query analysis. Discusses problems of image retrieval identified in current research, reports on an evaluation project in process, and proposes a framework for…

Examines the changing role of reference and bibliographic instruction librarians in undergraduate education. Topics include teaching students how to find information; faculty resistance to library instruction; students' ability to evaluate information sources, including information on the Internet; and computer-based instruction. (LRW)