Discusses the growth in nonbibliographic online databases and machine-readable data files (MRDF) that are accessed offline, and considers how libraries need to respond to the changing needs and expectations of researchers. Textual and numeric databases are described, and three possible levels of library service are outlined. (13 references) (LRW)

Reviews the literature that examines new capabilities and new problems associated with online catalogs, online searching of bibliographic databases, indexing, full text retrieval, and expert systems. The need for research that focuses on individual needs and that adopts an integrated approach which views indexing and retrieval as interrelated…

Compares the following World Wide Web-based periodical databases, focusing on their usefulness in K-12 school libraries: EBSCO, Electric Library, Facts on File, SIRS, Wilson, and UMI. Search interfaces, display options, help screens, printing, home access, copyright restrictions, database administration, and making a decision are discussed. A…