Discusses methods of browsing in online public access catalogs (OPACs) and describes one method that uses information pertaining to the physical description of books from MARC records to simulate images of books on a library shelf. Electronic browsing through MARC is discussed, and methods of enhancing OPACs are reviewed. (51 references) (LRW)

Discusses problems of information distortion resulting from romanization (i.e., representation of nonroman scripts in Latin characters) and modifications of USMARC format to support nonroman scripts in library catalogs. Efforts to develop a universal character set and its potential effects on USMARC are considered. (45 references) (MES)

Describes the results of surveys that examined how academic libraries are employing authority control, the impact of AACR2 and online catalogs on the need for authority control, and the effect of OCLC cataloging on a university library catalog established without authority control for corporate or personal names. (62 references) (Author/CLB)

Discussion of online catalogs focuses on issues in interface design. Issues addressed include understanding the user base; common user access (CUA) with personal computers; common command language (CCL); hyperlinks; screen design issues; differences from card catalogs; indexes; graphic user interfaces (GUIs); color; online help; and remote users.…

Explores the potential usefulness of the Library of Congress Classification (LCC) system as a tool in online retrieval. Unique features of LCC are described and a theoretical analysis of its potentials and limitations in terms of subject browsing, enhanced vocabulary, and class number searching are presented. (CDD)