Discussion of online help systems in online public access catalogs (OPACs) focuses on a study that evaluated the online help system for the NOTIS (Northwestern Online Total Integrated System) OPAC. Features of the system reviewed include online functions; training features; general interface features; access points; and message content and display…

Describes a microcomputer program that serves as a front-end to an online library catalog and other information sources and provides guidance to students on searching for and evaluating information. Funding, technology, evaluation, impact on other libraries, and future plans are discussed. Sample screens are included. (Contains 75 references.)…

Three user interfaces to LIBIS, a library catalog accessible through the Internet, were evaluated for use by people who are motor impaired to identify how interface design influences the motor actions necessary to operate the system. Problems and recommendations related to simplicity, consistency, instinctiveness, interaction/feedback, and…

The author argues that traditional library cataloging (MARC) and the online public access catalog (OPAC) are in collision with the world of the Internet because items in electronic formats undergo MARC cataloging only on a very selective basis. Also the library profession initially isolated itself from World Wide Web development by predicting no…

Describes the development of the Naval Research Laboratory (NRL) library information network which provides NRL scientists with access to CD-ROM databases, electronic journals, software applications, the Internet, and the library's online catalog. Implementation phases, system research and development, CD-ROM networking feasibility analysis,…