Describes the planning, development, implementation and impact of online information systems at three academic libraries. Some of the issues discussed include the campus computing environments, factors affecting the selection of databases and search systems, the impact of the system on library staff and users, and future considerations. (CLB)

Analyzes the change that Internet-based OPACs (Online Public Access Catalogs) have represented to the structure, administration, and maintenance of the catalogs, retrieval systems, and user interfaces. Examines the structure of databases and traditional principles that have governed systems development. Discusses repercussions of the application…

Describes the implementation of a new set of indexes in the NOTIS/LUIS system that provide author, title, and subject access to bibliographic and authority records in the NOTIS/MARC format. The discussion covers index record structure and content, the design philosophy and process, and functions supported by the system. (Author/CLB)

The six articles comprising this special section on MELVYL, the University of California automated library system, discuss plans for the future, general recommendations for online catalog design, evaluation methods, evolution of computing resources, impact on the work of librarians, and academic goals and benefits. A chronology of MELVYL…