Describes Compact Disc Interactive (CD-I), a multimedia product targeted toward consumers that combines audio, video, and graphic materials on compact disc and connects to a standard television. Titles that the vendor plans to offer are listed, and include children's materials, special interest materials, and entertainment titles. (LRW)

Discusses methods for the retrieval of help knowledge items using graphical tree structures that conform to the hierarchical nature of the tutorial information being referenced. The implementation of "Study Tree Presenter," a special purpose "hypertext shell" that provides such access is described and several samples of screen…

Discussion of problems with retrieval of records in library online public access catalogs (OPACs) focuses on an ongoing research project at the Indiana University of Pennsylvania (IUP) that has been trying to improve subject retrieval vocabulary control using natural and thesaural language and on the design of a good graphical user interface.…

Describes the development of the Course Advising Tool (CAT), a microcomputer-based information retrieval program that uses hypermedia and visual programing tools to help students develop their course schedules. The use of graphical cues and nonsequential navigation is discussed, and possible extensions to the system are described. (19 references)…

Discusses the historical development of hypertext/hypermedia, recent advances in their application, and potential problems with this technology. A hypermedia research and development project (PROJECT EMPEROR-I) that experimented with several major delivery system platforms is described and the potential of this type of application for librarians,…

Describes the architecture of the prototype of an image management system that has been used to develop an application concerning images of frescoes in the Sistina Chapel in the Vatican. Hardware and software design are described, the use of local area networks (LANs) is discussed, and data organization is explained. (15 references) (LRW)