Reviews the history of Telidon, the Canadian videotex system; describes Telidon's alphageometric method of graphic-information encoding; discusses some experimental applications of the Telidon system; and describes attempts at developing a North American standard for videotex systems. Five figures are included. (JL)

Describes systems which use wireless terminals to communicate with mainframe computers or minicomputers via radio band, discusses their limitations, and gives examples of networks using such systems. The use of communications satellites to increase their range and the possibility of using light beams to transmit data are also discussed. (MBR)

Describes the latest modifications being made to OASIS, a front-end enhancement to the University of California's MELVYL online union catalog. Highlights include the X Windows interface; multiple database searching to act as an information network; Lisp implementation for flexible data representation; and OASIS commands and features to help…

A ten-year research study designed a mechanized information system in the information processing field. Special attention was paid to implementation criteria entering into on-line retrieval through man-machine dialog from a remote typewriter or video terminal and four major areas were investigated: search strategies, machine stored indexer aids,…

Outlines the development of Plato, a unified computer system linking terminals to a central educational network; critically reviews Plato's new Homelink system which provides access to 273 games and lessons; and discusses its present capabilities and possible future improvements to make Homelink attractive to home users interested in educational…

Discussion of electronic information access in libraries focuses on five areas that impact quality and cost: (1) hardware, including networking, graphics, and full-text capabilities; (2) software; (3) access and utilization, including Internet and instruction and training; (4) licensing, including suggestions for publishers as well as librarians;…