Describes services of the Naval Research Laboratory Library that provide users in four geographical locations with digital library services, including over 500 electronic journals. Highlights include a Web-based information system, cooperative agreements, licensing, online catalogs, databases, hardware configuration, and future development.…

Describes the design and development of the Mercury Electronic Library Project at Carnegie Mellon University that resulted in a library information system that provides access to the library's online catalog as well as to other databases. The distributed architecture of the system is explained, and future plans are discussed. (two references) (LRW)

A practical system for producing a union catalog of titles in the collections of the Library of Congress Division for the Blind and Physically Handicapped (DBPH), its regional network, and related agencies from a machine-readable data base is presented. The DBPH organization and operations and the associated regional library network are analyzed.…

Describes the Network Library System, a collaborative development project undertaken by the University of Wisconsin-Madison and University of Chicago libraries, which currently handles an online catalog and a circulation system. The conceptualization of the system, its development and performance, and subsequent changes due to available…

In this research project, subject terms from the Dewey Decimal Classification (DDC) Schedules and Relative Index were incorporated into an online catalog as searcher's tools for subject access, browsing, and display. Four features of the DDC were employed to help searchers browse for and match their own subject terms with the online catalog's…

Discusses the need to impose a rigidly controlled structure on the machine-readable catalog, the machine capabilities and limitations for achieving that control, possibilities for machine control of the catalog, and the extension of those possibilities to permit a degree of control not possible in a manual system. (Author/LS)

Outlines the basic database structure that should be in place in library automation systems. Suggests that any library automation system that includes a catalog should be using a database engine that uses the MARC record structure at its basic structure for record storage. Describes the elements of MARC 21 formats--the new standards for the…

InfoQUEST is a microcomputer-based online public access catalog, designed for the small library handling file sizes up to 25,000 records. Based on the IBM-PC, or compatible machines, the system will accept downloading, in batch mode, of records from the library's file on the UTLAS Catalog Support System. (Author/EJS)

Reviews history of events leading to the Linked Systems Project and describes two major components: communications facility and applications programs. The initial application--sharing of authority data based on the Library of Congress Name Authority Cooperative Project--is discussed, and future applications and their implications are briefly…

Discusses results of opinion poll conducted by Library and Information Technology Association of 334 academic, public, government, and corporate libraries concerning authority control in the online environment. Use of authority files on bibliographic utilities, presence of online catalogs, Library of Congress authority records, and comments from…

Union catalogs and distributed search systems are two ways users can locate materials in print and electronic formats. This article examines the advantages and limitations of both approaches and argues that they should be considered complementary rather than competitive. Discusses technologies creating linkage between catalogs and databases and…

This review of the process of retrospective conversion (recon)--conversion of existing bibliographic records into machine-readable form--notes options and services (bibliographic utilities, commercial vendors); new technologies (microcomputer and optical-disc-based systems); collaboration and a coordinated recon strategy; cooperative efforts; and…

This article examines the role of authority control in an online environment. Topics covered include a definition of authority control, the relationship between authority control and catalogs, current school of thought regarding the need for authority control, and other models of data administration. Twenty-three references are cited. (Author/EJS)

Discussion of computerization of information retrieval in State Archival Fonds of USSR focuses on development of two computer-based systems: one for central catalog containing information on each of assemblages comprising Archival Fonds, and the other for individual subject fields among archive documents. Sample subject searches and five…

Activities of Online Computer Library Center, a nonprofit corporation developed in 1967 that provides a cooperative, computerized network, are discussed. Member, staff, and financial growth; unique subsystems (cataloging, acquisitions, serials control, interlibrary loan, retrospective conversion); problems with terminals, taxes, and competitive…