An existing experimental document and reference retrieval system operating in batch processing, tape oriented mode was converted to an on-line mode with user interaction. Objectives were faster response time, integration of functions, and system accessibility at user location. Effects on file organization, addressing techniques, file maintenance,…

This article presents a brief history of the videodisc and describes three major current manifestations of this storage medium--read-only, write-once, erasable. The current status of write-once technology, major corporations involved in the field, potential uses for various types of storage media, and software and market trends are highlighted.…

The objectives of the MASFILE-I Pilot Project were (1) to test the utility and cost of compiling a manipulative data base from remote card files; (2) to test the utility of the Administrative Terminal System (ATS) for inputting bibliographic data into computer files from catalog card copy at a central location; (3) to test the adequacy of a…