Reports on study conducted at the James J. Hill Reference Library in St. Paul, Minnesota, which explored the extent to which duplicate records in the OCLC database are affecting usefulness of system. Search keys and 'search enhancements' recently introduced by OCLC are discussed with examples. Thirteen references are cited. (EJS)

Discusses the goals of library catalogs, how and to what extent these goals are achieved, and differences which exist among online, card, book, and microform catalogs. Access and display of information are noted, highlighting form of entries (main entries, corporate authorship, subject description) and search strategies. Seven references are…

This paper analyzes proposals for augmenting library bibliographic records for improved subject searching in online catalogs by providing access to parts of books. Arguments for and against adding book content indexing, possible fields for enrichment, and feasibility of 11 alternatives for providing such information are presented. Twenty-two…

Describes various ways in which software systems for online catalogs can be designed to enhance subject access. Highlights include what to search (subject headings, titles, notes, authority-file records, classification numbers, and associated text); truncation and stemming; spelling correction; search strategies (headings, keywords, Boolean…

Describes a study conducted to determine the main differences in online catalog searching styles and results among library staff, faculty, and patrons at Adelphi University (New York). Transaction log analysis, questionnaires, zero hit searches, keyword, author, title, subject, and other search strategies were evaluated to determine patterns of…

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)