As federal government information is increasingly migrating to online formats, libraries are providing links to this content via URLs or persistent URLs (PURLs) in their online public access catalogs (OPACs). Clickthrough statistics that accumulated as users visited links to online content in the University of Denver's library OPAC were gathered…

Although there is a proliferation of information available on the Web, and law professors, students, and other users have a variety of channels to locate information and complete their research activities, the law library catalog still remains an important source for offering users access to information that has been evaluated and cataloged by…

Online public access catalogs from 67 libraries using NOTIS software were searched using Internet connections to determine the positional operators selected as the default keyword operator on each catalog. Results indicate the lack of a processing standard for keyword searches. Five tables provide information. (Author/AEF)

Discusses the difference in subject access in OPACs (online public access catalogs) between subject searching (authority, alphabetic, or controlled vocabulary) versus keyword searching (uncontrolled, free text, natural language vocabulary). Compares a query on the term "garbage" in two online catalogs and discusses results. (Author/LRW)

Discusses and compares the incorporation of technology by larger public libraries in Canada and the United States. Technology mentioned includes online public access catalogs; remote and local online database searching; microcomputers and software for public use; and fax, voice mail, and Telecommunication Devices for the Deaf and Teletype writer…

Provides an overview of research conducted at Victoria University of Wellington regarding differing perceptions and expectations of user communities and librarians related to the usability of digital services. Considers access to services, currency of information on the Web site, the online public access catalog, databases, electronic journals,…

Naturalistic observation and questioning of children grades 1-6 in school library media centers investigated their intentions, purposes, search terms, strategies, successes, and breakdowns in accessing fiction through Online Public Access Catalogs (OPACs). Presents a framework of perspectives (individual, social cultural, task, time and timing) to…

Describes a survey dealing with academic library provision of electronic journals and other electronic resources that compared ARL (Association of Research Libraries) members to non-ARL members. Highlights include full-text electronic journals; computers in libraries; online public access catalogs; interlibrary loan and electronic reserves; access…

Examines three aspects of keyword searching as a possible solution to subject search problems in online public access catalogs (OPACs). Discusses search results, user satisfaction, and how keyword searching and controlled vocabulary searching are offered in OPAC interfaces. Concludes that keyword searching and controlled vocabulary searching…

In 1990, the Online Catalog Advisory Committee (OCAC) of the University of Illinois at Urbana-Champaign (UIUC) charged a subcommittee with developing and implementing ways to measure the impact of the expanded online catalog on staff, users, collections, and library operations. The UIUC's online public access catalog, ILLINET (Illinois Library and…

This publication describes the results of a 1992 survey of Association of Research Libraries member libraries to determine the extent to which they are becoming virtual libraries, i.e., libraries in which computer and telecommunications technologies make access to a wide range of information resources possible. Areas covered by the survey included…

Assessed library instruction initiatives with respect to OPACs by surveying 414 academic, public, school, and special libraries. Most participants' libraries have modified library OPAC software; librarians continue to teach use of the online catalog; few systems have built-in tutorials; and few have computer-assisted instruction. (Author/JKP)

Introduction: This paper describes the findings of a study of 1517 public library Websites in Australia, Canada, and the United States over a period of four years. These Websites are referred to as 'electronic branches' of the libraries, thereby extending the definition of physical library branches into the digital realm. The purpose of the…

Issues relating to subject control in online catalogs are addressed in 15 articles. Practical topics such as the importance of public service/technical service communication in subject cataloging are interspersed with such research issues as the promise of artificial intelligence in improving subject retrieval. An overview bibliography of subject…

In the fall of 1990, the Computer Services Section of the Department of Public Instruction in North Carolina began a project to study how the use of an online catalog in the media center would influence student academic achievement and provide a vehicle for students to gain the skills needed to access information. For a year, the media…