The Association of Information Dissemination Centers (ASIDIC) formed the Cooperative Data Management Committee to address the problems of information center operators and data base suppliers. The number of operating centers in the U.S. is limited and their future expansion in numbers and in type of services, will depend on the education of users.…

The objective of the project was to develop an inexpensive and effective technique for matching records in multiple fields in order to build a union catalog containing only one representation of a given book. The Information Retrieval Research Lab (IRRL) developed a prototype system called IUCS (IRRL Union Catalog System) by testing various…

Presents examples of bibliographic, full-text, and numeric databases. Also discusses how to access these databases online, aids to online retrieval, and several issues and trends (including copyright and downloading, transborder data flow, use of optical disc/videodisc technology, and changing roles in database generation and processing). (JN)