Reports the methodology and results of a study which explored the potential of three approaches to sampling the Australian Bibliographic Network (ABN) database files for determining collection overlap among Australian libraries. (Author/CLB)

Discusses the flaws in online catalogs that lead to ineffective library use, including confusing subject access, outmoded classification systems, lack of authority control, split files and closed catalogs, lack of both menu and command modes, and lack of circulation information. Recommendations are made for improving library catalogs. (EM)

Describes a study at City College Library which examined the proportion of name headings that could be validated against the Library of Congress Name Authority File in automated authority control. The implications for the use of automated authority control as a means of integrating current and retrospective headings are discussed. (Author/CLB)

Reviews a wide range of retrieval problems that arose with the implementation of an online catalog in an academic library, especially the problem of retrieving uniform titles coded as authors. The need for changes in the underlying format of coding uniform titles as a universal solution is discussed. (Author/CLB)

Describes a technique for accessing a library system with limited interconnectivity by connecting the system to a gateway machine that is a host in the local area network and evaluates the performance of an existing prototype that has been implemented at the Los Alamos National Laboratory. (Author/CLB)

Reports results of a survey of online catalog users in an academic library in Saudi Arabia that examined search patterns, levels of satisfaction, and user attitudes toward the online catalog. The special problems encountered when searching in a foreign language are discussed, and systems improvements are suggested. (CLB)

Describes the research objectives, rationale, methodology, and findings of a model program developed at the Northwestern University Library, which examined whether online catalogs require instruction and, if so, how that instruction would be best delivered. (CLB)

A 15-item questionnaire was administered on the online catalog terminals at the University of New England (Australia) to assess student attitudes toward computer technology and the new online catalog, and identify predictors of future online catalog use. Data analyses defined two groups of respondents: "reluctant users" and "naive enthusiasts."…