Surveys some of the traditional and nontraditional electronic sources of information that can be of use in research and teaching. The discussion includes information about: 1) cost; 2) ease of use; 3) the earliest bibliographic entries; and 4) the frequency of updates. (Author/LMO)

Presents an evaluation model that is appropriate to the assessment of the effect, from the perspective of the user, of variations in the interface to an information retrieval system. The application of the model to the evaluation of an experimental online catalog is described. (11 references) (Author/CLB)

Describes a simulation of OCLC's TAPECON retrospective conversion service and its impact on an online catalog in a large university research library. The analysis includes results of Library of Congress Card Numbers, author/title, and title searches, and hit rates based on an analysis of OCLC and locally generated reports. (three references)…

Explores the qualities of bibliographic and object entities that contribute to the similarities and differences in the data describing them and the possibility of cooperation between indexers of art objects and indexers of bibliographic information. The discussion covers the role of authority control as the linking component between bibliographic…

Explores issues related to bibliographic database authority control, including the nature of standards, quality control, library cooperation, centralized and decentralized databases and authority control systems, and economic considerations. The implications of authority control for linking large scale databases are discussed. (18 references)…

The introduction to a special issue on locally loaded databases in online library systems discusses three trends in using technology to provide greater access to materials available in library collections: unification of local collections; access to outside resources; and inclusion of reference works and full text in online catalogs. (three…

This final installment of a four-part series on the National Library Service (NLS) examines recently implemented and future projects, with a focus on alternative formats for patrons with disabilities. Discusses LOCIS, the Library of Congress online public access catalog; MARVEL, the Library of Congress gopher; the NLS Web site; and computer disk…

Discussion of the need for bibliographic control of U.S. government documents in depository libraries focuses on a project that upgraded the GPO/MARC bibliographic tapes to permit documents to be included in public access catalogs. The roles of the participants are described, including MARCIVE, Inc., Louisiana State University, Rice University,…

An online system designed to help global environmental research, the electronic research system called Eco-Link draws data from various electronic sources including online catalogs and databases, CD-ROMs, electronic news sources, and electronic data subscription services to produce briefing booklets on environmental issues. It can be accessed by…

Discussion of downloading from online public access catalogs focuses on downloading to MS-DOS microcomputers from the INNOPAC online catalog system. Tools for capturing and postprocessing downloaded files are described, technical and institutional constraints on downloading are addressed, and an innovative program for overcoming such constraints…

Discusses topics related to use of search trees to enhance subject searching in online catalogs: subject searching in existing systems; search trees defined; highlights of a study of subject queries; normalized subject headings; the exact approach to subject searching; one-word queries; multiword queries; queries failing to produce retrievals; and…

A study was conducted at Texas A&M University that compared the intactness (i.e., the presence or absence of a bibliographic record) and the accuracy of the bibliographic data in the public card catalog and in the online catalog (ALIS II). Results indicate the online catalog was less intact, but more accurate. (two references) (LRW)

Describes how the Nashville State Tech Library has added Internet resource links to its home page and online catalog. Highlights include original cataloging for Web sites, selection and cataloging criteria, problems encountered, and faculty attitudes and input. (LRW)

Discussion of mergers in China between individual colleges and universities and much larger universities that have been a part of China's higher education reform focuses on the influence on academic libraries. Topics include collections; acquisitions; staffing; services; funding; resource sharing; library administration; online cataloging systems;…

Many catalogs are built in an ad hoc fashion, which results in uncertain quality in publicly accessible network catalogs. This article discusses problems facing designers building catalogs for large networks, relating them to resource discovery; provides a usability framework based on library science and human computer interaction literature; and…