This study explored the feasibility of scanning the OCLC Online Union Catalog (OLUC) to create subject heading validation files. Concluded that automatically generated subject heading files were practical and that such files could be used to verify subject heading strings constructed by catalogers, update subject headings in catalog maintenance,…

The Institute of Library Research converted to machine-readable form over one million catalog cards representing about 750,000 Roman-language titles catalogued by the University of California (UC) libraries from 1963 to 1967. From this data base they printed the UC Union Catalog Supplement (UCUCS-1). From 1968 to 1972, an additional set of card…

Provides an overview of the University of California MELVYL online catalog and database system, describes the Z39.50 information retrieval protocol, and discusses the implementation of the Z39.50 protocol into the MELVYL system. Implementor organizations are described, and future possibilities are suggested. (eight references) (LRW)

Libraries are moving into an era that incorporates improvements of a library's existing databases, embraces the research results of the information-seeking process, and makes fundamental improvements by adding new databases such as WordFocus. These new systems should convert the frustrated user of today's online public access catalog (OPAC) into…

Presents highlights of research that used industrywide surveys, focus groups, personal interviews, and industry-published data to explore the future of electronic information delivery in libraries. Topics discussed include CD-ROMs; prices; full-text products; magnetic tape leasing; engineering and technical literature; connections between online…

This description of the functional characteristics of 20 online public catalogs in libraries in the United States notes their origin and scope, search methods, access points, search commands, record displays, user assistance, database and technical characteristics, and costs. Six references and illustrative material are provided. (EJS)

Describes an inservice teacher training program developed to teach secondary school teachers how to search CD-ROMs, laser disks, and automated catalogs. Training sessions held during faculty meetings are described, computer activities are explained, a sample worksheet for searching an electronic encyclopedia is included, and sources for CD-ROMs…

Describes the Maggie III automated library system, which supports a public access catalog, cataloging interface, bibliographic maintenance, circulation, electronic mail, and community information databases, with acquisitions and serials modules planned. Sidebars describe the community information database's structure, planned use of software by…

This report on the Automated Library Information Control System (ALIS) of the National Technological Library of Denmark focuses on the circulation control functions of the integrated, distributed processing system, which also functions as an online catalog for a bibliographic database of approximately 120,000 records with library location codes.…

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)

Describes the development at Indiana State University of a SuperCatalog, a computerized library catalog that provides access to both library holdings and locally loaded commercial databases, including ERIC and Wilson indexes. Software is discussed; the impact on staff, users, interlibrary loan, and library instruction is examined; and future…

This is a general descriptive and comparative report on alternative forms of library catalogs. The specific problems and factors associated with library catalogs are introduced briefly and then treated with respect to the following physical forms: card catalogs, book catalogs, microforms, and on-line catalogs. Whenever possible, examples of…

Described is the file organization and design of an on-line catalog suitable for automation of one million books. A method of virtual hash addressing allows rapid search of the indexes to the catalog file. Storage of textual material in a compressed form allows considerable reduction in storage costs. (14 references) (Author/SJ)

Presents results of a survey of ARL (Association of Research Libraries) members in the United States and Canada that was conducted to discover which electronic reference options are offered and their impact on library services. Online mediated searching, CD-ROM, end-user searching, and local databases are investigated. (nine references) (LRW)

Describes the automated access and Internet resources menu used by the reference department at Saginaw Valley State University (Michigan) library. Resources selected for the menu, including online catalogs, online databases, Internet access, and miscellaneous resources, are described. The access process, based on PROCOMM Plus software, is…